Podcast appearances and mentions of kristen holmes

Most of what we call "aging" may not be about time at all. It may be a nervous system stuck in stress, quietly draining your sleep, your recovery, and your long-term health.In this episode, Dr. Gabrielle Lyon sits down with Dr. Kristen Holmes to discuss:Why the hallmarks of aging- inflammation, mitochondrial dysfunction, cellular decline may be symptoms of a dysregulated autonomic nervous system, and how much of your HRV (47–65%) is genetic versus trainableHow your sleep is decided during the day, not at night, and why perceiving your day as "threatening" keeps your HRV suppressed and robs you of deep, restorative sleepThe circadian "amplitude" formula for bright days and dark nights that predicts everything from menopause symptom severity to longevity, plus the ~90 minutes of natural light almost no one getsWhy late-night eating rivals alcohol for damaging your resting physiology, and how a simple 12-hour eating window gets you most of the way thereWhy the fittest people sleep less, and how all-day movement and "exercise snacks" beat a single gym blockWhen you understand that your nervous system sits underneath your sleep, energy, and pace of aging, you stop chasing fragmented fixes and start pulling the few daily levers light, movement, meal timing, consistency that move the needle.Studies & ReferencesStress and Heart Rate Variability: A Meta-Analysis and Review of the Literature — https://pmc.ncbi.nlm.nih.gov/articles/PMC5900369/How to Improve Your Circadian Rhythm with Satchin Panda PhD: https://youtu.be/gM_b4t0ARG8?si=QKfpYEAh1O5lyMw8Want ad-free episodes? Subscribe to Forever Strong Insider: https://bit.ly/4u5VSReListen to “The Line” on all your favorite platforms!YouTube: https://www.youtube.com/@TheLine-PodcastApple Podcasts: https://podcasts.apple.com/us/podcast/the-line-with-dr-kristen-holmes/id1846864184Spotify: https://open.spotify.com/show/3zc3BCKHlFAlffRnd6kZXyGet Dr. Kristen Holmes's book, “Aligned” here: https://sites.prh.com/dr-kristen-holmes

Andrea Samadi shares her personal resting heart rate data to show why measuring over time matters more than fixating on a single score. She explains how trends reveal stress, recovery, and adaptation, and why comparing yourself to your own baseline is the most useful approach. Learn practical steps to measure consistently, contextualize changes, experiment with one behavior, and use your physiological data to make intentional improvements in sleep, recovery, and performance. BONUS EPISODE 3: ON THIS EPISODE, WE'LL COVER ✔ What resting heart rate can reveal about stress, recovery, and adaptation over time ✔ The story hidden in my own data — from a high of 57 bpm in February to 53 bpm in August ✔ Why the six-month trend matters — and what my 2% lower average may be telling me ✔ How stress and training load can show up in your physiology before you consciously recognize it ✔ Why recovery and nervous-system regulation matter for building a more resilient baseline ✔ How to find your own RHR baseline instead of comparing yourself with someone else ✔ How to look for deviations and patterns across weeks and months—not individual days ✔ How to connect RHR with sleep, HRV, recovery, training, stress, and life events ✔ How to run your own personal experiment: change one variable, measure, and see what happens ✔ The bigger lesson: What gets measured over time can reveal a story you couldn't see day to day. Welcome back to the Neuroscience Meets Social and Emotional Learning Podcast, where we bridge neuroscience, social and emotional learning, and human performance so we can create measurable improvements in our well-being, achievement, leadership, productivity, and results. I'm Andrea Samadi, and if you've been following along through Season 16, you'll know that we've been building what I call The Brain's Operating System for Human Performance—a neuroscience-based framework designed to help us understand how the different systems of the brain and body work together to influence how we learn, adapt, connect, lead, and ultimately how we perform. We are currently in Phase 3 where we are covering Movement, Learning and Cognition. If you just finished Episode 405[i] with Dr. Kristen Holmes, you know we've been looking at recovery as an essential part of our Movement Loop. Movement → Brain Activation → Attention → Learning → Recovery → Adaptation → Performance → Greater Capacity. And Kristen's work has reinforced something I've learned after years of tracking my own physiology: What gets measured gets improved. But this week, I wanted to dive into my own personal data to show us something I think is easy to miss: Sometimes what gets measured over time reveals a story you simply couldn't see day to day. When we're looking at a wearable every morning, it's easy to become focused on today's number. Today's recovery score. Today's HRV. Today's resting heart rate. Was it higher? Was it lower? But one number—or even one week—rarely tells us very much about the direction we're actually moving. It's when we begin to zoom out that patterns emerge. And that's exactly what happened when I looked more closely at my resting heart rate this year. What initially looked like a collection of numbers began to tell a much bigger story about stress, recovery, consistency, and adaptation. So my hope for this episode isn't that you compare your resting heart rate to mine. Your numbers will be different. My hope is that this episode encourages you to become curious about your own data. Maybe you track sleep. Maybe it's HRV. Resting heart rate. Recovery. Exercise. Blood pressure. Steps. Or even something as simple as your energy, mood, or ability to focus. Take one metric and zoom out. Look at three months. Six months. Maybe even a year. And instead of asking, “Is today's number good or bad?” Ask a different question: “What is the trend that I'm seeing here, trying to tell me?” Is something improving? Is something slowly moving in the wrong direction? Does your physiology change during periods of higher stress? (like you will see mine did). Can you see what happens when you sleep more consistently, exercise differently, recover better, or change one habit? Because sometimes the most valuable insight isn't found in today's score. It's hidden in the pattern. And once you can see the pattern, you have information you can actually use. That's really the purpose of sharing my personal data with you today. Not to say, “Here's what worked for me, so you should do exactly the same thing.” But to show you what can happen when we become students of our own physiology. We measure. Find the tool that works best for you. We notice. Patterns…ups and downs. We experiment. We become intentional with our behaviors to change/improve the numbers. We adjust and try something new/different. And then we measure again. Because ultimately, what gets measured gets improved—but what gets measured over time can reveal the story that you tell you more than just a bunch of numbers. And sometimes that story shows us exactly where our next opportunity for change might be. And that's exactly what happened with my resting heart rate. Earlier this year, I watched my monthly average climb to 56...and then 57 beats per minute. You can see my data in the show notes. Sept and October were even, at 54, and then something happened in November that took my RHR up, and it kept climbing.  I know what was happening in those months to cause the increase. And I went all out to protect my recovery. I worked on rest, hydration, extra exercise, and recovery sessions. Then it began coming down. in March 54 in April 53 The 56 in May isn't the most accurate representation of what was happening with my data, as we travelled internationally and there were 5 days my whoop didn't calculate my score correctly (something to do with the change in time zones) so I'm not going to say that I was stressed out during a relaxing vacation. But something happened that caught my attention. You can see it with the graphics in the show notes. My newest six-month WHOOP average dropped from 55 to 54 beats per minute—2% lower than the previous six months. This NEW result was highlighted in GREEN for me to notice the improvement. For the first time in this story, the baseline itself had moved. And that's what we're going to dive into today. Because this episode isn't really about whether 53 is a good resting heart rate. It's about something much more useful: Do you know your baseline with YOUR RHR—and do you know which direction it's moving? Even better, if you can forsee that it will be moving up, like I knew it was going to in January/February, do you have strategies in place to buffer the stress, and keep this number as close as you can to your baseline? Let's dive into this bonus episode. The Story Behind My Resting Heart Rate: Do You Know Yours? There's a number I've been watching for the past year. I watched it raise higher (when I'm stressed) and go lower when I'm doing all the right things to rest and recover. When I zoom out and look at this number over the past year, it tells a fascinating story about my fitness, recovery, stress, and the way my body is adapting. That number is my resting heart rate. And today I want to ask you: Do you know yours? Because one of the biggest lessons I've learned from nearly five years of tracking my physiology is something we've talked about throughout this podcast: What gets measured gets improved. But I think I need to add something to that. What gets measured over time reveals the story. And my newest data makes that clearer than ever. PART 1 — WHAT IS RESTING HEART RATE? Resting heart rate, or RHR, is simply the number of times your heart beats per minute while your body is at rest. Normal Ranges and Fitness[ii] Average adults: 60 to 100 bpm. Active adults: 55 to 85 bpm. Athletes: 40 to 60 bpm, because their heart muscle is strong and pumps blood with ease For adults, resting heart rate varies considerably between individuals. Fitness, genetics, age, sleep, stress, illness, medications, hydration, alcohol, temperature and training load can all influence it. So I'm not interested in comparing my resting heart rate with someone else's. I'm interested in comparing me with me. That's where wearable data becomes useful. Instead of asking: “Is 53 good?” I'm asking: “What is happening to my baseline over time?” And that distinction matters. PART 2 — MY RHR STORY BEGAN WITH A RISE When I first looked at this data, I focused on January and February. My monthly resting heart rate had climbed: January: 56 bpm. February: 57 bpm. Those numbers weren't alarming. I was experiencing higher levels of stress than usual at that time, and I was even prepared for the stress. But relative to my baseline, (55 bpm) the rise caught my attention. And that's an important distinction. A wearable isn't diagnosing why something happened. It can't look at 57 and tell me: “Andrea, this is stress.” But it can show me that something has changed. Then I can look at the rest of my life. How am I sleeping? How am I training? What's my stress level? Am I recovering? What has changed? That's when data becomes feedback. I was ready to implement some stress reduction strategies to get my RHR and nervous system back to its baseline. PART 3 — THEN THE PATTERN CHANGED After February, here's what happened: March: 54. April: 53. May: 56 (International Trip impacted this data) June: 53. July: 55. August: 53. And I love this part of the story because it wasn't a perfectly straight line. My RHR didn't simply go: 57...56...55...54...53. Real physiology rarely works like that. There were fluctuations. May went back to 56. July went to 55. But my resting heart rate kept returning to 53. April: 53. June: 53. August: 53. That's when I began wondering whether I was seeing something more meaningful than a few good months. And now I have another piece of evidence. PART 4 — THE NEW SIX-MONTH RESULT My newest WHOOP six-month report covers February 23 through August 21, 2026. And this is where the story gets interesting. My previous six-month average resting heart rate was: 55 bpm. My newest six-month average is: 54 bpm. WHOOP shows that as: 2% lower than the previous six months. One beat per minute doesn't sound dramatic. But I'm not looking for dramatic. I'm looking for adaptation. Something to show me that my body responded to the extra recovery that I was implementing to buffer the higher stress. For the first time in this particular story, the six-month average itself has moved down. And that means I'm no longer looking only at a few isolated low readings. The trend is beginning to move. PART 5 — THE AVERAGE WAS HIDING THE STORY This may be my favorite lesson from this entire experiment. Earlier, when I looked at a different six-month window, my average RHR was 55 bpm. And the previous six months? Also 55. If I had stopped there, I could have concluded: Nothing changed. But underneath that average was a changing pattern. My RHR had risen to 57 in February. This makes sense to me when I glance at the data. Then it repeatedly returned to 53 with my focus being on rest/recovery. And eventually the rolling six-month average moved from 55 to 54. This is why one measurement rarely tells the whole story. Trends matter. And sometimes your body is changing before the average catches up. PART 6 — 57 TO 53 There's another way to look at the data. February was my highest monthly average in this January–August period: 57 bpm. August is: 53 bpm. That's approximately 7% lower than that February high. I want to be careful with this number because I'm comparing two monthly endpoints—not two six-month averages. So I wouldn't call this a 7% improvement in my overall cardiovascular health. But it is another signal inside the larger pattern. What was happening in February? What is currently happening in August? And when multiple signals begin pointing in the same direction, (showing an improvement) I'm  paying attention. PART 7 — WHAT CHANGED? This is where I think self-experimentation becomes powerful. I didn't respond to the higher numbers by simply exercising harder. I've spent this year becoming much more intentional about recovery and regulation. Sleep. Daily movement. Zone 2 work. Meditation. Hydration. Infrared sauna. Red-light therapy. Paying attention to training strain. And increasingly, listening to what my physiology is telling me instead of automatically pushing through fatigue. I've also been experimenting with removing alcohol at different times this year, and the changes I've seen in recovery, HRV, sleep stress and resting heart rate have given me another variable to continue watching. I can't take this dataset and say: “This one behavior caused my RHR to fall.” There are too many variables. But I can say: The environment surrounding my physiology changed—and my trend changed with it. That's worth paying attention to. PART 8 — WHY DOES A LOWER RHR MATTER? In many people, particularly when associated with aerobic fitness, a lower resting heart rate can reflect a heart that is able to pump blood efficiently with fewer beats at rest. Training can increase stroke volume—the amount of blood pumped with each heartbeat. That means the heart may not need to beat as frequently to deliver the same cardiac output at rest. Autonomic regulation also plays a role. The sympathetic nervous system helps mobilize us for action. The parasympathetic nervous system supports rest-and-recovery processes. Resting heart rate reflects influences from both, along with many other physiological factors. That's why I don't view RHR as a standalone score. I view it as one piece of my physiological dashboard. RHR. HRV. Sleep. Recovery. Training load. And, most importantly: How I actually feel. PART 9 — THIS CONNECTS DIRECTLY TO THE MOVEMENT LOOP Remember the Movement Loop we've been building in Phase 3: Movement → Brain Activation → Attention → Learning → Recovery → Adaptation → Performance → Greater Capacity. My RHR data brings us directly back to the part of the loop I don't want us to overlook: Recovery → Adaptation. Exercise provides the stimulus. But we don't become fitter during the stimulus itself. The body needs an opportunity to respond to that stimulus. To repair. To replenish. To adapt. And eventually, that adaptation may become visible in our trends. That's why recovery isn't the opposite of performance. Recovery is part of the process that makes performance possible. PART 10 — THE BIGGER LESSON This episode isn't really about whether your resting heart rate should be 53. Mine doesn't need to be yours. Your number might be completely different. The question is: Do you know your baseline? And more importantly: Do you know which direction it's moving? What increases it? What decreases it? Because your physiology is constantly responding to the way you're living. Training. Sleeping. Recovering. Working. Traveling. Eating. Drinking. Managing stress. And sometimes those changes are happening quietly beneath the surface. Until you measure them. PART 11 — HOW TO IMPLEMENT THIS IN YOUR OWN LIFE So now I want to turn this over to you. I've shown you my resting heart rate story. What's yours? And you don't need five years of WHOOP data to begin looking for it. You just need enough information to establish your baseline, and then you need to become curious about what causes that baseline to change. Here's how I would start. STEP 1 — FIND A WAY TO MEASURE YOUR RESTING HEART RATE CONSISTENTLY First, find the measurement tool that works for you. Maybe that's WHOOP. Maybe it's an Apple Watch, Garmin, Oura Ring, Fitbit, or another wearable. Or maybe you're tracking your resting heart rate another way. The specific device isn't the most important part of this experiment. You can even just count your pulse beats that you get in one minute while resting. Just stay consistent as you measure. If you're going to look for a trend, you want to compare measurements collected under reasonably consistent conditions. We're not trying to find the lowest number we can possibly produce. We're trying to understand our normal pattern. STEP 2 — LEARN YOUR BASELINE Next, don't start by asking: “Is my resting heart rate good?” Start with: “What is normal for me?” Look at your data over time. If you have it, look at your last month. Then three months. Six months. And eventually a year. What number—or range—does your RHR tend to return to? For me, I knew that my baseline was somewhere around the mid-50s. That's why 56 and 57 caught my attention. Those numbers weren't necessarily concerning when compared with somebody else's resting heart rate. Someone else I know has a RHR of 80 and that's in the normal range. The higher scores mattered to me, because they represented a change from my baseline. That's the first lesson: Compare yourself with yourself. STEP 3 — LOOK FOR THE DEVIATIONS Once you understand your baseline, look for the places where your data moves away from it. Don't immediately label the change as good or bad. Just become curious. When did your RHR rise? When did it fall? Was it one unusual night? Several days? Several weeks? Or did your monthly average actually begin to move? This is where we stop looking at individual dots and begin looking for a pattern. STEP 4 — PUT YOUR LIFE NEXT TO YOUR DATA Now comes the part that I think is the most interesting. Take the RHR graph and mentally place your life beside it. Ask yourself: What was happening here? Was work unusually stressful? Were you traveling? Were you sleeping less? Were you sick? Had your training load increased? Were you drinking more—or less—alcohol? Had you changed your exercise routine? Were you recovering differently? What was happening emotionally? What was happening physically? This was important in interpreting my own data. When I saw my RHR increase in January and February, I knew what was happening in my life during those months. And when I saw May increase, I also had context: I had been traveling internationally, and I knew there were issues with several days of my wearable data. Context changes interpretation. A graph can show you what changed. Your life can help you investigate why. STEP 5 — LOOK AT MORE THAN ONE METRIC Here's another important point. Don't interpret resting heart rate completely by itself. Put it next to other information. What was happening with your HRV? Your sleep? Your recovery? Your training load? Your energy? Your stress? And most importantly: How did you feel? One metric gives us a clue. Multiple signals moving together can give us a much richer picture. Think of it as your own physiological dashboard. You're looking for relationships between the signals rather than allowing one number to define whether you're doing well. STEP 6 — CHOOSE ONE VARIABLE TO EXPERIMENT WITH Now we move from observation to action. Ask: “What is one behavior I could change consistently and then watch what happens?” Maybe it's getting to bed earlier. Maybe it's improving hydration. Adding more Zone 2 exercise. Building recovery days into your training. Meditating. Walking. Changing your alcohol intake. Or simply protecting more downtime during a stressful period. Choose something that's meaningful and realistic for you. Then give it time. This is important because we're not trying to manipulate tomorrow morning's score. We're trying to see whether consistent behavior begins to influence a trend. STEP 7 — MEASURE AGAIN And now we come back to the beginning. Measure. Notice. Experiment. Adjust. And measure again. You might even keep a very simple note beside your data: What changed this month? You could write: Higher workload. Travel. Better sleep. Started Zone 2. Stopped drinking alcohol. Illness. Vacation. More recovery. Over time, you begin creating something much more useful than a collection of numbers. You're creating a map of how your body responds to your life. DISCOVER YOUR RHR STORY So here's the experiment I want to leave you with. Pull up your resting heart rate data. And ask yourself these five questions: What is my baseline? When does my RHR move above or below that baseline? What was happening in my life when it changed? What other physiological signals moved with it? What is one behavior I could intentionally change and measure over time? Then zoom out. Don't judge yourself by tomorrow morning. Look for the story. Because the goal isn't to achieve somebody else's resting heart rate. The goal is to understand your own physiology well enough to recognize when something changes. And then have strategies available to respond. That's where measurement becomes useful. It moves us from simply collecting information... to using information to make better decisions. REVIEW — WHAT DID WE LEARN? Before we close, let's pull everything together. We started with one simple metric: resting heart rate. We learned that RHR tells us how many times our heart beats per minute while we're at rest—but the number becomes much more useful when we stop comparing ourselves with other people and begin comparing ourselves with ourselves. Then we looked at my own story. My RHR rose to: 56 bpm in January. And then: 57 bpm in February. Because I understood what was happening in my life at the time, those increases gave me information I could use. Rather than simply pushing harder, I became increasingly intentional about recovery. Then the pattern began to change. My RHR repeatedly returned toward 53. And eventually something even more interesting happened. My newest six-month average moved from: 55 bpm → 54 bpm. WHOOP identified that as: 2% lower than my previous six-month average. One beat per minute. Not dramatic. But that's exactly the point. We're not looking for dramatic. We're looking for patterns. We're looking for evidence that the system may be adapting over time. And that's why my biggest lesson from this experiment isn't: “My resting heart rate is 53.” It's: “I understand my resting heart rate better than I did before.” I know my baseline. I know some of the circumstances that push it higher. I'm beginning to understand some of the behaviors associated with it moving lower. And most importantly, I know to keep watching the trend. CONCLUSION — BECOME A STUDENT OF YOUR OWN PHYSIOLOGY This brings us back to something Dr. Kristen Holmes reinforced in Episode 405: What gets measured gets improved. But after looking at this data, I want to expand that idea. What gets measured gives us information. What gets measured consistently reveals patterns. And what gets measured over time can reveal a story. That's the opportunity I hope you take away from this episode. Become curious about your own physiology. Not obsessed with it. Not controlled by a score. Curious. Learn your baseline. Notice when something changes. Put that change into the context of your life. Experiment thoughtfully. And then zoom back out and see what happened. Because ultimately, we're not collecting data just to collect more data. We're trying to turn: Data → Awareness → Action → Adaptation. And that brings us right back to our Movement Loop: Movement → Brain Activation → Attention → Learning → Recovery → Adaptation → Performance → Greater Capacity. Your resting heart rate is only one metric. But it gives us a perfect example of what adaptation can look like when we stop staring at today's number and start paying attention to the larger pattern. So sometime after listening to this episode, open your own data. Go back three months. Six months. A year if you can. And ask yourself: “What story has my body been trying to tell me?” You might be surprised by what you find. COMING NEXT — BONUS EPISODE 4 And there's one part of my own physiological dashboard that I deliberately haven't explored deeply today. Sleep. Because recovery doesn't end when we stop exercising. Some of the most important recovery processes happen while we're asleep. So before we return to Dr. John Medina and move deeper into attention, learning, and cognition, I want to stay with the recovery side of our Movement Loop for one more bonus episode. In Bonus Episode 4, we're going to investigate restorative sleep. What exactly is restorative sleep? How can we measure it? What can our sleep data tell us? And perhaps most importantly: How can we use that information to improve the way we recover, adapt, and perform? We'll apply the same approach we used today. Not just: “How did I sleep last night?” But: “What story is my sleep telling me over time?” Because movement creates the stimulus. Recovery creates the opportunity to adapt. And sleep may be one of the most important places where that recovery takes place. I'll see you next time for Bonus Episode 4: The Story Behind My Restorative Sleep. REFERENCES [i]Neuroscience Meets Social and Emotional Learning Podcast EPISODE 405 “Movement Isn't Enough: How Recovery Drives Adaptation”  https://andreasamadi.podbean.com/e/movement-isnt-enough-how-recovery-drives-real-adaptation/   [ii] Health Direct “What is RHR?” https://www.healthdirect.gov.au/resting-heart-rate

Donald Trump is lashing out at the press as questions grow over his relationship with longtime aide Natalie Harp and Melania Trump's absence from major public events. The scrutiny intensified after Sen. Jon Ossoff publicly questioned Harp's unusually close role in Trump's inner circle. Trump is now attacking CNN correspondent Kristen Holmes after she questioned him. Popok reports. Subscribe: https://www.youtube.com/@LegalAFMTN?sub_confirmation=1 Become a member of Legal AF YouTube community: https://www.youtube.com/channel/UCJgZJZZbnLFPr5GJdCuIwpA/join Become a member of the Legal AF Substack: https://michaelpopok.substack.com/20off Follow Legal AF on Bluesky: https://bsky.app/profile/legalafmtn.bsky.social Follow Michael Popok on Bluesky: https://bsky.app/profile/mspopok.bsky.social Subscribe to the Legal AF podcast feed here: https://podcasts.apple.com/us/podcast/legal-af-by-meidastouch/id1580828595 Subscribe to the Intersection with Michael Popok podcast feed here: https://podcasts.apple.com/us/podcast/the-intersection-with-michael-popok/id1818863274 Subscribe to Unprecedented with Michael Popok and Dina Doll podcast feed here: https://podcasts.apple.com/us/podcast/unprecedented-by-legal-af/id1867023089 Subscribe to Court of History with Sidney Blumenthal and Sean Wilentz podcast feed here: https://podcasts.apple.com/us/podcast/the-court-of-history/id1867022920 Learn more about your ad choices. Visit megaphone.fm/adchoices

Metabolic health is far more nuanced than conventional nutrition advice suggests. On this week's episode of the WHOOP Podcast, WHOOP Global Head of Human Performance and Principal Scientist Dr. Kristen Holmes sits down with Metabolic Health Expert Dr. Nick Norwitz MD PhD to discuss why curiosity is one of the most powerful tools for improving long-term health. Dr. Nick Norwitz shares how a ketogenic diet unexpectedly put his inflammatory bowel disease into remission after numerous conventional treatments had failed. This experimentation sparked a career dedicated to challenging assumptions with rigorous science and thoughtful self-experimentation. Together, Dr. Nick Norwitz and Dr. Kristen Holmes unpack the difference between "evidence-based" and truly individualized care. This episode continues to explore why muscle, sleep, and visceral fat play central roles in brain, heart, and metabolic health. From discussions on protein, the microbiome, and emerging therapies to Nick's famous Oreo-versus-statin experiment, the conversation encourages listeners to move beyond one-size-fits-all health advice, and partner with their healthcare providers to embrace safe, data-informed experimentation for a better understanding of their biology. Shownotes:(00:00) Trailer Intro(00:43) Who Is Dr. Nick Norwitz?(03:07) Nick's Personal Health Journey(08:29) Nutrition as a Medical Intervention(12:41) What Does “Evidence-Based” Care Really Mean?(16:42) The Key to Optimizing Your Health(19:17) Debunking Metabolic Health Myths(20:46) The Benefits of Training and Exercise(26:29) How Metabolism Affects Strength, Cardio, and Brain Health(30:03) How Does Sleep Impact Inflammation?(32:35) GLP-1s and Your Metabolism: What's Really Happening?(34:47) Nick's Take on Self-Experimentation(35:43) The Oreo vs. Statin Study(45:19) How to Burn Fat(49:43) Do We Really Need to Focus on Protein?(51:25) What Is Visceral Fat—and How Do You Lose It?(56:08) Why You Should Stay Curious About Your HealthResources:Fitness and aging (Nature Aging 2026); https://www.nature.com/articles/s43587-026-01150-x  Visceral fat and resistant starch: (Nature Metabolism 2024): https://www.nature.com/articles/s42255-024-00988-y Visceral fat and resistant starch, **YouTube Breakdown: https://youtu.be/wnEApLnKDRI   Visceral fat and brain volume: (Nature Comm 2026): https://www.nature.com/articles/s41467-026-71141-4 Leg power and longevity (twin study): https://pubmed.ncbi.nlm.nih.gov/26551663/ 600-calorie exercise burn study (Nature Metabolism 2025): https://www.nature.com/articles/s42255-025-01236-7 Microbiome and beige fat study (Nature 2026): https://www.nature.com/articles/s41586-026-10205-3 Oreo versus statin study: https://pubmed.ncbi.nlm.nih.gov/38276308/Follow Nick Norwitz:WebsiteYouTubeInstagramXLinkedInSubstackSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

Georgia democrat Jon Ossoff made a comment that has set off a political firestorm, publicly mocking President Trump’s relationship with his executive assistant, Natalie Harp. Ossoff insinuated there was an inappropriate closeness between Harp and Trump, and his comments came on the heels of a new book by New York Times reporters who quoted sources saying Trump believes Harp loves him as much as his wife and kids. When CNN reporter Kristen Holmes asked Trump about Ossoff’s comments, it created another layer to the controversy, with Trump and administration officials publicly eviscerating the journalist as a “disgraceful, humiliating embarrassment.” See omnystudio.com/listener for privacy information.

A packed episode covering the biggest political and culture-war stories making waves online. The show kicks off with primary-day news from Alaska, Wyoming and Florida before diving into James Fishback's polling reaction and a viral reunion with President Trump.The hosts react to teen lifeguard hero Ryder Williams, Jon Ossoff's comments involving Natalie Harp, Trump's response to a CNN reporter, and CNN's defense of Kristen Holmes. Then it's on to New York politics, including DSA controversy, a Brooklyn councilwoman's comments on shoplifting, and Glenna Milberg's fact-check of a DSA candidate.Later, the conversation turns to resurfaced Chris Cuomo COVID clips, Justin Trudeau and Katy Perry, Rosie O'Donnell, immigration protests in Spain, ICE deportations, and the broader debate over illegal immigration and affordability.SUPPORT OUR SPONSORS TO SUPPORT OUR SHOW!Get your summer glow-up with a skincare upgrade from Bon Charge. Visit https://BonCharge.com/Chicks and use code CHICKS for 15% off sitewide.Don't change your dog's food—just add Ruff Greens. Get your FREE jumpstart trial bag (just cover shipping) with code CHICKS at https://RuffChicks.comHead to https://Superpower.com and use code CHICKS at checkout for $20 off your membership. Unlock your new health intelligence. 100+ biomarkers. Every year. Detect early signs of 1,000+ conditions. #superpowerpodGo to https://ChicksLoveOliveOil.com and get a FREE full-size $49 bottle of Fresh-Pressed Olive Oil for just pay $1 shipping—no commitmentSubscribe and stay tuned for new episodes every weekday!Follow us here for more daily clips, updates, and commentary:YoutubeFacebookInstagramTikTokXLocalsMore InfoWebsite

Georgia democrat Jon Ossoff made a comment that has set off a political firestorm, publicly mocking President Trump’s relationship with his executive assistant, Natalie Harp. Ossoff insinuated there was an inappropriate closeness between Harp and Trump, and his comments came on the heels of a new book by New York Times reporters who quoted sources saying Trump believes Harp loves him as much as his wife and kids. When CNN reporter Kristen Holmes asked Trump about Ossoff’s comments, it created another layer to the controversy, with Trump and administration officials publicly eviscerating the journalist as a “disgraceful, humiliating embarrassment.” See omnystudio.com/listener for privacy information.

Georgia democrat Jon Ossoff made a comment that has set off a political firestorm, publicly mocking President Trump’s relationship with his executive assistant, Natalie Harp. Ossoff insinuated there was an inappropriate closeness between Harp and Trump, and his comments came on the heels of a new book by New York Times reporters who quoted sources saying Trump believes Harp loves him as much as his wife and kids. When CNN reporter Kristen Holmes asked Trump about Ossoff’s comments, it created another layer to the controversy, with Trump and administration officials publicly eviscerating the journalist as a “disgraceful, humiliating embarrassment.” See omnystudio.com/listener for privacy information.

Howie Kurtz on the fallout following the suicide of former Cambridge scholar Jason Arday after media reports exposed his plagiarism, an intercepted report revealing Iran's secret plan to escalate the war with the U.S., President Trump's White House press briefing clash with CNN's Kristen Holmes, and the sudden death of actress Hayden Panettiere at age 36. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Georgia democrat Jon Ossoff made a comment that has set off a political firestorm, publicly mocking President Trump’s relationship with his executive assistant, Natalie Harp. Ossoff insinuated there was an inappropriate closeness between Harp and Trump, and his comments came on the heels of a new book by New York Times reporters who quoted sources saying Trump believes Harp loves him as much as his wife and kids. When CNN reporter Kristen Holmes asked Trump about Ossoff’s comments, it created another layer to the controversy, with Trump and administration officials publicly eviscerating the journalist as a “disgraceful, humiliating embarrassment.” See omnystudio.com/listener for privacy information.

Jon Ossoff used a scripted, movie-lit campaign speech to drag White House aide Natalie Harp's name into a Bluesky rumor — and CNN's Kristen Holmes instantly used it to ambush Donald Trump in the Oval Office. Then Ossoff refused to explain himself to Jen Psaki. Pledge to protect Social Security at https://aarp.org/WeEarnedItBecome a Townhall VIP member with promo code "LARRY": https://townhall.com/subscribeSee omnystudio.com/listener for privacy information.

Faced with a worsening midterm map and spiraling conflict with Iran, Donald Trump is focusing on what really matters: his crusade to reshape Washington. Kristen Holmes, Adam Klasfeld, and Tara Setmayer join Harry to break down the monument mania. The panel digs in to the new Kennedy Center scheme, the ballroom appeal, and Jeanine Pirro's mysterious special grand jury. The group then turns to an ugly scandal for an Ohio Republican that seems to tarnish his whole party—plus Trump's flight switcheroo in Turkey and its unsettling consequences. Mentioned in this episode:Kristen's reporting.Adam's reporting.Tara's Substack. Learn more about your ad choices. Visit megaphone.fm/adchoices

In this episode Andrea Samadi explores Phase 3 of the Brain's Operating System—movement, learning, and cognition—focusing on the recovery and adaptation side of the "movement loop." She revisits Dr. Kristen Holmes' insights on measuring strain, sleep, and recovery to show how movement provides the stimulus while recovery enables lasting adaptation and greater capacity. The episode offers practical steps: identify your stimulus, track recovery, find your weakest link, and use feedback to train smarter—not just harder—so measurement becomes a tool for meaningful change. IN EPISODE 405, WE WILL COVER: ✔ Why recovery is not the absence of work—it is where adaptation occurs → How recovery allows the brain and body to absorb stress and build greater capacity. ✔ Where Dr. Kristen Holmes fits into the Movement Loop → Movement creates the stimulus; recovery determines how effectively we adapt. ✔ Why measuring your data matters → What gets measured can be adjusted, repeated, and improved. ✔ How to identify your personal recovery patterns → Using sleep, HRV, resting heart rate, strain, stress, and daily behaviors to uncover what helps—or limits—your performance. ✔ Why your recovery formula is uniquely yours → The habits that improve one person's readiness may not produce the same results for someone else. ✔ How recovery helps create more predictable performance → When you understand your patterns, you can make better daily decisions instead of leaving your results to chance. ✔ How repeated behaviors become adaptation → Measure → Adjust → Repeat → Recover → Adapt → Build Capacity. ✔ Where the larger journey is taking us → A preview of The Journey of the Mind Workbook and its five-step process: Understand → Reflect → Apply → Measure → Become ✔ What comes next in the Movement Loop → A Bonus Episode applying recovery science to real-world data, followed by Dr. John Medina on how an activated brain turns experience into attention, learning, and lasting change. EP 405 — From Recovery to Adaptation: Revisiting Dr. Kristen Holmes in Phase 3 WELCOME BACK Welcome back to the Neuroscience Meets Social and Emotional Learning Podcast, where we bridge neuroscience, social and emotional learning, and human performance so we can create measurable improvements in our well-being, achievement, leadership, productivity, and results. I'm Andrea Samadi, and if you've been following along through Season 16, you'll know that we've been building what I call The Brain's Operating System for Human Performance—a neuroscience-based framework designed to help us understand how the different systems of the brain and body work together to influence how we learn, adapt, connect, lead, and perform. Our roadmap has five phases: Phase 1 — Regulation & Safety Where we built the foundation by asking: Is the nervous system regulated enough to learn and grow? Phase 2 — Neurochemistry & Motivation Where we explored the systems that drive us to act, persist, and pursue meaningful goals. And now, we are here—Phase 3: Movement, Learning & Cognition. This is where movement becomes the catalyst for learning, adaptation, and performance. The central idea of Phase 3 is that the brain does not change through information alone. It changes through experience. Through movement. Through challenge. Through recovery. And through the repeated process of adapting to what we ask our brain and body to do. I called the framework we are building in this phase: The Movement Loop: Movement (the stimulus) → Brain Activation (the brain responds) → Attention (the brain becomes engaged and ready to learn) → Learning (new information and experience begin changing neural pathways) → Recovery (the brain consolidates and restores) → Adaptation (the brain and body adjust to the repeated challenge) → Performance (the adaptation shows up in what we can do) → Greater Capacity (we become capable of more) Movement is the stimulus. Brain activation is the response. Attention opens the door to learning. Learning creates change. Recovery helps that change stick. Adaptation builds the system. Performance reveals the result. Greater capacity is what we gain. And then we repeat the cycle. In our last episode, EP 404, we revisited the groundbreaking work of Dr. John Ratey, who helped us understand the front end of this loop. Dr. Ratey showed us that: Movement changes the brain. Exercise activates the brain. It supports attention. It prepares us for learning. And it creates the biological conditions that allow the brain to change. But that leaves us with an important question. What happens after we create the stimulus? Because movement alone isn't enough. Training alone isn't enough. And more strain does not automatically equal more improvement. At some point, the brain and body have to recover from what we've asked them to do And that's where today's episode begins with the back end of the movement loop. WHERE THIS JOURNEY IS GOING Before we move into today's episode, I want to zoom out for a moment and share where I believe this entire journey is taking us. Because as we've been building The Brain's Operating System for Human Performance—making sense of the interviews we've gathered over the past seven years and organizing them into five phases we can all understand and apply—I realized we are doing something much bigger than simply reviewing past episodes. I had to stop for a moment and look at what we've built so far. And that's when something became clear: We are mapping a journey. We aren't finished yet—we are only in Phase 3—but as we continue into Phases 4 and 5, I think you'll begin to see the bigger picture. This is about more than learning how the brain works or connecting social and emotional learning skills to our daily lives. It's about asking: What will we actually do with everything we've learned once we've traveled through all five phases? That's what led me to what I'm calling The Journey of the Mind. We could just as easily call it The Journey of the Brain because we now understand how deeply connected the mind and brain are.[i] But for me, Journey of the Mind has a much older meaning. That phrase takes me all the way back to the late 1990s, when I had the opportunity to watch an unpublished video program with that title, created by my mentor, Bob Proctor. I had no idea where that experience would lead me. But it planted a seed. It encouraged me to stop looking outside of myself for every answer... and to begin looking inward. To become curious about my thoughts. My beliefs. My habits. My potential. And ultimately, the relationship between what happens inside of us and the results we create outside of us. That idea influenced my early writing and eventually became part of the path that led me here. And now, all these years later, I can see that the podcast has evolved into its own Journey of the Mind. Only now, we have neuroscience to help us understand what is happening along the way. We have hundreds of experts. Years of research. Stories. Experiments. Data. And our own lived experience. The five phases give us a way to bring all of that together. We began with Regulation and Safety, because before we can grow, the nervous system needs a stable foundation. Then we moved into Neurochemistry and Motivation, where we explored what drives our behavior. Now, in Phase 3, we are looking at Movement, Learning and Cognition—how experience changes the brain and how recovery and adaptation help us build greater capacity. Next, we'll move into Connection, Emotion and Social Intelligence, because none of us develops in isolation. And finally, we'll reach Integration, Meaning and Human Performance, where these systems begin to come together. And when we reach the end of Phase 5, I want to bring the entire journey into something practical. THE JOURNEY OF THE MIND WORKBOOK I'm currently developing a companion workbook for these five phases. The Journey of the Mind Workbook will help us take what we've learned and apply it to our own lives through a simple process: Understand. Reflect. Apply. Measure. Become. Understand the science. Reflect on our own patterns. Apply what we are learning. Measure what changes. And then ask the bigger question: Who are we becoming? Because the goal isn't simply to know more about neuroscience. It's to use what we know. To identify our gaps. Recognize what is working. Build a clearer understanding of how we learn, recover, connect, perform, and grow. And become more intentional about the future we are creating. The workbook is still taking shape, but it's coming. And my hope is that when we reach the end of these five phases, we won't just have more information. We'll have a map. A clearer understanding of our brain. A deeper understanding of ourselves. A way to measure our growth. And a framework for becoming who we are capable of being. Now, let's return to where we are today... Phase 3: Movement, Learning and Cognition. Before we go further, I want to give you a quick roadmap for today's episode. We're going to explore Kristen Holmes' work through 15 short parts, each one helping us move step-by-step through the recovery and adaptation side of the Movement Loop. (The left side of the loop). We'll begin by clarifying the difference between readiness and adaptation. Then we'll look at the stimulus–recovery–adaptation cycle, revisit Kristen's original idea that what gets measured gets improved, and connect that to what I've learned from tracking my own data over the past five years. From there, we'll explore the difference between training harder and training smarter, why movement is information, why the goal is not maximum strain, and how these same principles apply to learning and performance far beyond exercise. We'll also return to one of my favorite ideas from Kristen's original interview: Your competitive advantage is often built in your downtime. And finally, we'll bring everything back to the Movement Loop and ask the question that really matters: Is what I'm doing building more strain—or building greater capacity? So think of these 10 parts as a guided walk through the second half of the loop... from recovery... to adaptation... to performance... and ultimately to greater capacity. PART 1 — WHY ARE WE RETURNING TO DR. KRISTEN HOLMES? When we first interviewed Dr. Kristen Holmes in 2021 for EP 134[ii], she was Vice President of Performance Science at WHOOP. At the time, I had recently turned 50. I purchased WHOOP because I wanted to improve what I knew was my weakest link: sleep. And in that original conversation, Dr. Holmes introduced ideas that I've now carried with me for more than five years. One of them was this: “What gets measured gets improved.” Another was the idea that what we do in our downtime may actually give us our greatest competitive advantage. At the time, I understood this at one level. Sleep matters. Recovery matters. Strain matters. Your habits outside of the workout matter. But after five years of looking at my own data, I understand her message differently. And I think this is one of the most important things about revisiting experts over time. We hear something at one stage of our development... and then years later, we hear the same idea again with an entirely different level of understanding. We revisited this same 2021 interview earlier in this season during Phase 1: Regulation & Safety on EP 390.[iii] So why are we covering this topic again? Because I realized that Dr. Holmes' work sits at a critical intersection inside our Brain's Operating System. In Phase 1, her work helped us understand regulation and readiness. Her message was: Can your system handle what you are asking it to do today? But in Phase 3, the question changes. Now we're asking: Is what I'm doing today actually helping my system adapt? That's very different. In Phase 1, recovery helped us understand whether the system was ready. In Phase 3, recovery helps us understand whether the system is changing. And that's why we're returning to Dr. Kristen Holmes. Not to repeat what we learned. But to take it one level deeper. Just a note here: while I've been using WHOOP to measure my movement, sleep, strain, and recovery, WHOOP is only one tool. There are many other ways to track these patterns—from other wearable devices and apps to simple measures like sleep duration, resting heart rate, exercise intensity, energy levels, and how recovered you feel. The important point isn't the device you use. It's learning to pay attention to your own patterns and using that feedback to make better decisions. PART 2 — READINESS VS. ADAPTATION Now let's return to the Movement Loop we opened this episode with: Movement → Brain Activation → Attention → Learning → Recovery → Adaptation → Performance → Greater Capacity In our last episode, Dr. John Ratey helped us understand the front end of this loop—how movement activates the brain, supports attention, and creates the conditions for learning. Today, Dr. Kristen Holmes helps us move into the recovery and adaptation side of the loop—what happens after we create the stimulus. This is where we ask a different kind of question. In Phase 1, we looked at Kristen's work through the lens of readiness: What is my capacity today? How much strain can I tolerate? How well did I sleep? What does my HRV tell me? How recovered am I? Do I have the capacity to push? Or would backing off today serve me better? That was the Phase 1 question: Am I ready? But now, in Phase 3, we move one step further around the loop. Now we are asking: Am I adapting? Is the movement I'm doing helping me become stronger? More resilient? More efficient? Better able to recover? More capable than I was before? That is the shift from readiness to adaptation. And this is where Dr. Kristen Holmes' work becomes essential to Phase 3. Because movement may provide the stimulus... but recovery is what gives the brain and body the opportunity to respond to that stimulus, adapt, and ultimately build greater capacity. Or would backing off today serve me better? That was our Phase 1 lens. And it was foundational. Because if the nervous system is depleted, overstressed, or under-recovered, everything downstream is affected. But Phase 3 takes us another step forward. Now we are not only asking: Am I ready? We are asking: Am I adapting? ADAPTATION asks: What is changing because of what I repeatedly do? Am I becoming stronger? More resilient? More efficient? Better able to tolerate stress? Better able to recover? More capable than I was before? And this is where I think recovery is frequently misunderstood. Recovery isn't simply what happens when we stop working. Recovery is not the opposite of performance. Recovery is part of the process that creates future performance. That distinction changes everything. Because the goal is not simply to recover enough to get through today. The goal is to recover in a way that allows the brain and body to become better prepared for tomorrow. So I want to give you one sentence to keep in mind throughout this entire episode: Movement provides the stimulus. Recovery allows the adaptation. That's where Kristen Holmes' work enters Phase 3. Dr. Ratey helped us understand why movement activates the brain and creates the stimulus for change. Dr. Holmes helps us to understand what has to happen afterward if that stimulus is going to become something useful. Something the body can integrate. Something the brain can learn from. Something that eventually becomes greater capacity. PART 3 — THE STIMULUS–RECOVERY–ADAPTATION CYCLE Think about exercise for a moment. When you challenge your body, you create stress. That's not necessarily a bad thing. In fact, some level of challenge is exactly what we need. It's called hormesis, right? The challenge is the signal. It tells the system: Something is being asked of me. But the signal alone isn't what we are looking for. What matters is what your body does afterward. You place a demand on the system. Then the body needs time and resources to respond to that demand. We can think of it very simply: STIMULUS → RECOVERY → ADAPTATION → GREATER CAPACITY The stimulus is the challenge. Recovery is the response period. Adaptation is the change. And greater capacity is the result. The purpose of training isn't simply to create more strain. (Which is what I did for years). The purpose is to create a strain that your system can successfully recover from and adapt to. And that idea changed the way I began looking at my own movement. For years, I thought: Harder must be better. Longer must be better. More must be better. If I could hike for three hours, that had to be better than walking for one. If I could push harder, I assumed I would get better results. If I felt exhausted after a workout, I often assumed that meant I had accomplished more. But the data started showing me something different. Sometimes more strain simply created... more strain. And if I wasn't sleeping enough...(because I was repeating the same thing without enough rest) if I wasn't recovering... if I was stacking high strain on top of stress... then I wasn't necessarily building greater capacity. I could actually be interrupting the very adaptation I was trying to create. This is why one of the most important questions in Phase 3 becomes: How much challenge can my system absorb, recover from, and adapt to? Not: How much can I force myself to do? And this takes us directly back to the lesson Kristen Holmes gave us five years ago. Because if we want to know whether the stimulus we're creating is actually working... we need feedback. We need to see the patterns. We need to understand the relationship between what we do and how our system responds. Which brings us to Part 4: PART 4 — WHAT GETS MEASURED GETS IMPROVED In our Phase 1 episode with Dr. Holmes, I shared something that has become very important to me over the past five years. Once you begin measuring your sleep, your recovery, your strain, and your habits... you stop guessing. And when you stop guessing, patterns begin to emerge. For me, some of those patterns took years to understand. I began seeing that: Too much strain + not enough sleep = poor recovery. Over and over again. I knew intuitively that I was pushing too hard. But knowing something and changing behavior are two very different things. The data eventually forced me to look at the pattern honestly. There were times when I was training hard... waking early... cutting sleep short... and then wondering why my recovery didn't improve. I was giving my system a stimulus. But I wasn't giving it enough opportunity to adapt. That distinction matters. Because the goal is not simply: How much can I do? The better question is: How much can I do, recover from, and adapt to? That is a completely different way of approaching human performance. PART 5 — MY UNDERSTANDING OF RECOVERY HAS CHANGED When I first bought WHOOP in 2021, my weakest link was sleep. I knew I needed to improve it. And I did. Not perfectly. But significantly. What I find interesting now is that as one weakness improves, another one becomes easier to see. That's the value of measurement. Your weakest link can change. In 2021, mine was sleep. Today, I can see other areas much more clearly. Strength training is one. Balancing different kinds of movement is another. And this is where I began looking beyond total exercise time. Instead, I started asking: How much time am I spending in lower intensity movement? How much time am I spending at higher intensity? What happens to my recovery when I increase strain? How much sleep do I need after harder training? How quickly do I recover? What habits seem to help me recover faster? What habits tank my recovery? That's a completely different mindset than: Did I work hard today? PART 6 — TRAIN HARDER VS. TRAIN SMARTER One of the biggest lessons I pulled from Kristen Holmes' work was the difference between training harder and training smarter. In our Phase 1 review, I shared one example that really challenged my assumptions. I went on a walk along the canal near my house. Nothing extreme. I was walking my dogs and wearing a weighted vest. And during this much more moderate activity, I was able to reach Zones 4 and 5 for short periods. That surprised me, because those higher-intensity zones could sometimes be difficult for me to reach even during much longer hikes. I noticed the same thing when I started comparing different trails here in Arizona. When I first moved to AZ, Camelback Mountain—especially the Echo Canyon Trail—was my go-to hike. I used to hike it after work and again on the weekends. It was short, steep, and intense—about a 2.5-mile round trip on Echo Canyon, with the Cholla side a bit longer. So when I later moved to another part of the Valley and started hiking Telegraph Pass at South Mountain, I initially thought: This isn't going to give me the same workout. Telegraph Pass felt less intense. It didn't have that same steep, all-out challenge I was used to on Camelback. But once I started measuring my hikes, or learning new trails that were longer, I saw something I didn't expect. The longer, lower-intensity hikes were sometimes producing more overall strain than the shorter, harder hikes. That honestly shocked me. Because I had always assumed that if something felt harder, it must be giving me better results. But the data showed me that wasn't always true. A longer period of sustained effort—even at a lower intensity—could place a greater total load on my system than a shorter burst of very difficult exercise. And that taught me something important: How hard something feels in the moment is not always the same thing as the total load it places on your body. That was one of the moments when measurement changed the way I thought about exercise. I stopped asking only: How hard did that feel? And started asking: How did my body actually respond? And this is where data becomes useful. Not because the number knows everything. But because the number can reveal something we might otherwise miss. It can become feedback. And feedback helps us learn. PART 7 — MOVEMENT IS INFORMATION Movement is not just calories burned. I hardly ever think about calories anymore. There was a time when I could tell you almost exactly how much effort it took to burn off certain foods. But I think about movement very differently today. Movement is not punishment for what we ate. Movement is not simply exercise. Movement is information. Every time we move, we send signals to the brain and body about the demands being placed on the system. How much strength do I need? How much endurance? How much balance, coordination, speed, or cardiovascular capacity? And when we repeatedly expose ourselves to manageable challenge, the system begins to learn from those signals. It responds. It adjusts. And, with adequate recovery, it adapts. So movement isn't just something we do to burn energy. Movement is one of the ways we teach the brain and body what we want them to become capable of doing.   PART 8 — THE GOAL IS NOT MAXIMUM STRAIN This brings me to what may be the biggest takeaway from today's episode. The goal is not maximum strain. The goal is the right amount of strain for your current capacity. Because too little challenge may not create enough stimulus. But too much challenge without adequate recovery can work against the very adaptation we're trying to create. And this is where Kristen Holmes' message about strain and recovery becomes so powerful. In Phase 1, we used recovery to ask: Should I push today? In Phase 3, we can use recovery to ask: Is my current training producing the adaptation I want? That is a much bigger question. And it applies far beyond exercise. PART 9 — THE SAME PRINCIPLE APPLIES TO LEARNING Think about learning. We don't learn best by forcing information into the brain endlessly without rest. We need exposure. Attention. Practice. Then space. Sleep. Recovery. Integration. And then we return to the material again. Spaced Repetition. The brain changes through repeated cycles of challenge and recovery. So while we're talking today about Kristen Holmes, recovery, movement, and strain... the same architecture appears in learning. It appears in work. It appears in leadership. It appears in stress management. It appears almost anywhere humans are trying to grow. Challenge alone doesn't guarantee growth. Challenge + recovery + repetition creates the conditions for adaptation. PART 10 — YOUR COMPETITIVE ADVANTAGE IS STILL BUILT IN YOUR DOWNTIME One of my favorite ideas from my original conversation with Kristen was something we revisited in Phase 1. Listen to Dr. Holmes' CLIP here. She talked about the importance of what we do in our downtime. That what happens outside of the performance itself may give us our competitive advantage. Five years later, I think I finally understand how deep that idea goes. Your workout may last an hour. Your hike may last two hours. Your presentation may last 45 minutes. Your game may last an afternoon. But adaptation is happening across the rest of the day. What are you doing with the other hours? Are you sleeping? Hydrating? Fueling? Managing stress? Allowing the nervous system to come back down? Giving the body what it needs to repair? That downtime isn't empty time. It's part of the training. PART 11 — RECOVERY IS AN ACTIVE PROCESS This is another mindset shift that helped me. I used to think of recovery as: Doing nothing. Resting. Taking a day off. But recovery can actually be very intentional. For me, over the past several years, that has included things like: prioritizing sleep hydration meditation breathing spending time outside lower-intensity movement infrared sauna red light therapy And again, the point isn't that everyone should copy my routine. The important question is: What actually helps your system recover? That takes us back to one of the central ideas of our recent Bonus Episodes. PART 12 — FIND YOUR GAP In Bonus Episode 2[iv], we introduced the idea of finding your gap. Instead of copying someone else's recipe for high performance, identify the variable that is currently limiting you. Maybe your gap is sleep. Maybe it's hydration. Maybe it's high stress. Maybe it's too much intensity. Maybe it's not enough movement. Maybe it's inconsistent recovery habits. Maybe it's strength. The point is that your gap is personal. And it can change. This is one of the most useful things measurement can give us. It can show us: Where is the breakdown in my loop? Let's return to the Movement Loop. Movement → Brain Activation → Attention → Learning → Recovery → Adaptation → Performance → Greater Capacity Where is your gap? Are you not moving enough? Are you moving but not recovering? Are you recovering but not challenging yourself enough to create adaptation? Are you pushing constantly without allowing your system to consolidate the gains? If you can locate your gap, you know where to begin. PART 13 — THE MOVEMENT LOOP THROUGH DR. KRISTEN HOLMES Let's walk through the entire loop now through the lens of Dr. Ratey and Dr. Holmes' work. MOVEMENT We create a stimulus. We challenge the brain and body. BRAIN ACTIVATION Movement changes our physiological and neurological state. This is where Dr. Ratey's work helps us understand why movement prepares the brain. ATTENTION An activated brain is better positioned to engage. LEARNING The brain receives information and experience. But learning isn't finished simply because we experienced something. RECOVERY Now the system needs space. This is where Kristen Holmes enters the loop. How well did we sleep? How much stress are we carrying? What was our total strain? How prepared is the system to absorb what we've done? ADAPTATION This is where the system changes. Over time, repeated cycles of challenge and recovery create new capacity. PERFORMANCE We begin to see the result. We move differently. Think differently. Learn more efficiently. Handle greater demands. Recover faster. GREATER CAPACITY And this is what makes the loop a loop. Because now tomorrow's starting point may be different from yesterday's. The system has adapted. So we can begin again. The WHOOP wearable device may have started with elite athletes, but optimizing performance isn't only for elite athletes. Any of us can measure our patterns, learn from the feedback, and use that information to build greater capacity. PART 14 — THIS CHANGES HOW I THINK ABOUT PERFORMANCE For most of my life, I thought performance was primarily about effort. Work harder. Try harder. Push harder. And effort still matters. But effort without adaptation can become a dead end. What I'm learning through this phase is that performance is much more dynamic. You need the stimulus. You need the challenge. You need the work. But you also need recovery. Because recovery is what allows the system to absorb the work. And that leads me to an important sentence I want us to remember: The goal isn't to prove how much stress you can tolerate. The goal is to become capable of more over time. That's adaptation. PART 15 — FIVE YEARS LATER, DR. HOLMES'  MESSAGE MEANS SOMETHING DIFFERENT When we first interviewed Kristen Holmes in 2021, the idea that what gets measured gets improved resonated with me immediately. That idea is partly why I bought a wearable device in the first place. I wanted data. I wanted answers. I wanted to improve sleep. But five years later, I think the lesson is bigger than measurement. Measurement itself isn't the goal. The goal is feedback. And feedback only becomes useful when we do something with it. Measure. Write it down somewhere. Observe what's happening month to month and year to year. Adjust. Recover. Adapt. Repeat. Measurement closes the learning/performance loop. That's why Dr. Holmes' work was worth revisiting here in Phase 3. Not simply because she studies recovery. But because measurement gives us information about whether the behaviors we repeat are actually creating the changes we want. PRACTICAL APPLICATION — HOW TO USE THIS THIS WEEK So let's make this practical. You do not need WHOOP. You do not need a wearable. You don't need complicated equipment. You simply need to start paying attention. Identify your current stimulus. What are you asking your body and brain to adapt to right now? Maybe it's: exercise strength training a new learning goal a demanding work schedule stress adapting to intensive heat in your new sauna Know what you're asking the system to do. Identify your recovery. Ask: How am I sleeping? How am I managing stress? Am I giving myself enough downtime? How do I feel the day after harder efforts? What patterns do I notice? Watch the relationship between effort and recovery. Does more effort always give you better results? Or is there a point where more becomes counterproductive? Find your gap. What is your weakest link right now? Don't try to fix everything. Start there. Look for evidence of adaptation. Ask yourself: Am I becoming more capable? Can I handle something today that used to be difficult? Am I recovering faster? Am I stronger? More focused? More resilient? If the answer is yes, your loop is working. REVIEW AND CONCLUSION To review and conclude this week's episode 405,  let's bring this episode together. We brought Dr. Kristen Holmes back into our roadmap intentionally. In Phase 1: Regulation and Safety, Dr. Holmes helped us understand recovery as readiness. Sleep. HRV. Strain. Stress. Recovery. The question was: Is the system prepared for today? Today, in Phase 3: Movement, Learning and Cognition, we've looked at those same ideas through a different lens. Now the question is: Is the system adapting for tomorrow? That's the progression. Dr. John Ratey helped us understand that movement provides the brain with a powerful stimulus. Kristen Holmes helps us understand that the story doesn't end with the stimulus. We need recovery. Because: Movement provides the stimulus. Recovery allows the adaptation. Adaptation improves performance. Performance builds greater capacity. And then the loop begins again. ONE QUESTION TO TAKE WITH YOU Before you move on with your day, I want you to ask yourself one question: Am I creating more strain…or am I creating more capacity? They are not the same thing. You can push harder without improving. You can work longer without adapting. You can accumulate strain without building capacity. The goal is not simply to do more. The goal is to create a system where you can become more. FINAL TAKEAWAY And this brings us right back to Kristen Holmes's message from 2021: What gets measured gets improved. But today, I would add something to it: What gets measured can be adjusted. What gets adjusted can be repeated (in this new way) And what gets repeated—paired with the right amount of recovery—can become adaptation. That is how capacity grows. And that is where Kristen Holmes fits into Phase 3—not simply as an expert on recovery, but as a critical part of the science of change. And this idea—turning what we measure into meaningful change—is also shaping the larger vision for this podcast. At the start of this episode, we mentioned I'm developing a companion workbook called Journey of the Mind—a practical guide designed to help us move beyond simply listening to these ideas and begin applying them in our own lives. The workbook will guide us through five steps to apply what we have covered on this podcast. Understand. Reflect. Apply. Measure. Become More. With each episode we've covered. And this workbook began with an unexpected spark of inspiration. So, I want to offer one quiet acknowledgment: To the person who quietly helped illuminate this path for me—thank you. Sometimes, the people who influence the direction of our lives may never fully realize what their presence helped awaken. My vision from that the spark of inspiration I received will travel through this work and reach you listening—inspiring you to move forward on your own path and create a life that is more intentional, meaningful, and fulfilling than the one you knew before. Because inspiration doesn't end with the person who first awakens it. It moves through us. And when we act on it, one spark can grow into something that serves many others—far beyond what either person could have created individually. We'll explore the transformative power of human connection more deeply in Phase 4. Then, in Phase 5, we'll examine how connection, meaning, and contribution can become something that continues growing beyond us. But until then, we'll continue building this journey—one insight, one application, and one measurable change at a time. COMING NEXT Before we move on to Dr. John Medina and the next part of the Movement Loop, we'll cover our next Bonus Episode and show you what adaptation can actually look like in real life. In Bonus EP 3, I'm going to take you inside one of the clearest changes I've seen in my own data over the past several years: my resting heart rate. We'll look at where it started, how it changed, what may have contributed to that change, and why resting heart rate can become a useful window into how the body is adapting over time. Because this is really what Phase 3 is about. Not simply moving more. Not simply collecting data. But asking: Is what I'm doing actually changing my capacity? Then, for EP 406 we'll return to the research of Dr. John Medina and explore the next critical link in the Movement Loop: Attention. Because movement can activate the brain—but activation alone doesn't guarantee learning. The brain must first notice what matters. It must direct its attention. Hold that attention long enough to encode new information. And return to that information if it is going to become something we can remember and use. Dr. Ratey helped us understand how movement prepares the brain. Dr. Kristen Holmes helped us understand how recovery allows the brain and body to adapt. And Dr. Medina will help us understand what happens between those two points: How does an activated brain turn experience into learning? Because movement may open the door— but attention determines what enters and stays behind that door. And we'll reinforce one of the central ideas of this journey: What we repeatedly do shapes who we become. The question is: Are those repeated actions expanding our capacity and moving us toward our highest level of performance—or quietly holding us back? That's where we'll turn next as we continue building the Movement Loop. I'll see you next time. EP 405 — KEY TAKEAWAYS ✔ Why Kristen Holmes belongs in both Phase 1 and Phase 3 ✔ The difference between recovery for readiness and recovery for adaptation ✔ Why movement alone does not create improvement ✔ The relationship between stimulus → recovery → adaptation → greater capacity ✔ Why the goal is not maximum strain, but the right dose of strain ✔ How recovery completes the Movement Loop ✔ Why your weakest link can change as you improve ✔ How measurement provides feedback for better decisions ✔ Why downtime is part of the performance process ✔ The difference between accumulating strain and building capacity THE MOVEMENT LOOP Movement → Brain Activation → Attention → Learning → Recovery → Adaptation → Performance → Greater Capacity → Repeat Remember: Movement provides the stimulus. Recovery allows the adaptation. The goal isn't maximum strain. The goal is greater capacity. RESOURCES: Watch the full interview from 2021 here https://www.youtube.com/watch?v=TOgivjYhhW8 CLIP 1 Dr. Kristen Holmes https://www.youtube.com/shorts/Lg7FiWJKZc4 Phase 1: Regulation & Safety The Foundation Core Question: Is the nervous system safe enough to learn? Everything begins with regulation. Before we can focus, learn, lead, or perform, the brain first asks one fundamental question: Am I safe? Throughout Phase 1, our guests showed us that regulation isn't simply about reducing stress—it's about creating the biological conditions that allow the brain to learn, adapt, and thrive. Together we explored: Baland Jalal – how sleep, curiosity, imagination, and creativity prepare the brain for learning. https://andreasamadi.podbean.com/e/hypnagogic-genius-capture-your-best-ideas-at-the-edge-of-sleep/ Dr. Bruce Perry – why regulation, rhythm, and relationships form the foundation of every healthy nervous system.  https://andreasamadi.podbean.com/e/safety-first-why-a-regulated-brain-is-the-key-to-learning/ Dr. Sui Wong – how lifestyle medicine and autonomic balance build lifelong brain resilience. https://andreasamadi.podbean.com/e/your-eyes-the-brain-s-early-warning-system/ Rohan Dixit – how heart rate variability gives us real-time feedback on our ability to regulate stress. https://andreasamadi.podbean.com/e/breathe-to-reset-how-hrv-tech-reveals-hidden-stress/ Dr. Kristen Holmes – how recovery metrics reveal our physiological readiness to perform. https://andreasamadi.podbean.com/e/kristen-holmes-from-whoopcom-on-unlocking-a-better-you-measuring-sleep-recovery-and-strain/ Dr. Antonio Zadra – how sleep and dreaming consolidate memories, regulate emotions, and generate insight. https://andreasamadi.podbean.com/e/when-brains-dream-how-sleep-integrates-emotion-insight-and-creativity/ Together these conversations taught us that sleep and stress regulation aren't optional—they're the operating system that allows every higher brain function to work. Phase 2: Motivation & Neurochemistry The Direction Core Question: What moves us into action? Once the brain feels safe, it becomes ready to pursue goals. In Phase 2, we explored the internal chemistry that transforms intention into action. Our experts helped us understand that sustainable motivation isn't about willpower—it's about aligning our beliefs, thoughts, attention, energy, and movement. Together we discovered: Bob Proctor — our beliefs determine the direction of our lives. https://andreasamadi.podbean.com/e/belief-first-the-neuroscience-of-motivation/ Dr. Carolyn Leaf — our thinking literally changes our brain chemistry. https://andreasamadi.podbean.com/e/thoughts-as-biology-how-your-mind-shapes-neurochemistry/ Dr. John Medina — attention determines what the brain encodes and remembers. https://andreasamadi.podbean.com/e/theory-of-mind-the-missing-link-between-attention-reward-and-motivation Dr. Anna Lembke- Dopamine, Motivation and Why the Brain Repeats Behavior https://andreasamadi.podbean.com/e/dopamine-nation-the-pleasure%e2%80%93pain-balance-that-drives-motivation/ Dr. Friederike Fabritius — managing our energy allows high performance to become sustainable. https://andreasamadi.podbean.com/e/fun-fear-focus-closing-the-motivation-loop/ Dr. Chuck Hillman & Paul Zientarski — movement activates the brain, preparing it to learn. https://andreasamadi.podbean.com/e/move-to-learn-how-movement-activates-the-brain-and-fuels-motivation/ By the end of Phase 2, we introduced what became The Motivation Loop, showing how beliefs influence thoughts, thoughts influence actions, actions create results, and results reinforce future beliefs. Phase 3: Movement, Learning & Human Performance The Transformation Core Question: How does movement change the brain—and how does recovery transform that change into performance? Now we're taking the next step. Phase 3 builds on everything we've learned so far. If Phase 1 created a regulated nervous system... If Phase 2 created motivation and direction... Phase 3 explains how the brain and body actually become stronger. Together we've explored this process through conversations with: Dr. Chuck Hillman & Paul Zientarski — why movement activates the brain before learning. https://andreasamadi.podbean.com/e/movement-first-how-a-20%e2%80%91minute-walk-lights-up-the-brain/ Dr. John Ratey — how exercise builds a healthier, younger brain. https://andreasamadi.podbean.com/e/movement-matters-how-every-move-rewires-the-brain/ Dr. Kristen Holmes — why recovery determines adaptation and readiness. Dr. John Medina — how attention transforms movement into lasting learning. Jason Whitrock — how metabolism and cellular energy fuel long-term performance. WHERE WE ARE GOING NEXT Phase 4 — Connection, Emotion & Social Intelligence The Human System Core Question: How do we thrive with other people? The brain didn't evolve in isolation—it evolved through relationships. In Phase 4, we'll explore emotional intelligence, empathy, communication, trust, leadership, and psychological safety to understand how our relationships shape learning, well-being, and performance. Phase 5 — Integration & Human Performance The Complete System Core Question: How do all the systems work together? In our final phase, we'll bring everything together—regulation, motivation, movement, emotion, relationships, learning, and recovery—into one integrated framework. We'll discover how these systems work together to create measurable improvements in our well-being, achievement, leadership, productivity, and results. REFERENCES: [i] A Neurologist Looks at Mind and Brain, published October 1, 2003, by Phirose Hansotia.   [ii] Neuroscience Meets Social and Emotional Learning Podcast EPISODE 134 with Dr. Kristen Holmes “Unlocking a Better You: Measuring Sleep, Recovery and Strain.”  https://andreasamadi.podbean.com/e/kristen-holmes-from-whoopcom-on-unlocking-a-better-you-measuring-sleep-recovery-and-strain/   [iii] Neuroscience Meets Social and Emotional Learning Podcast EPISODE 390 https://andreasamadi.podbean.com/e/what-gets-measured-gets-improved-sleep-recovery-peak-performance/   [iv]Neuroscience Meets Social and Emotional Learning Podcast BONUS EP 2 https://andreasamadi.podbean.com/e/find-the-gap-how-recovery-unlocks-predictable-performance                      

Heart rate variability (HRV) is one of the most powerful metrics for understanding your recovery and resilience. In this week's episode of the WHOOP Podcast, WHOOP Global Head of Human Performance and Principal Scientist Dr. Kristen Holmes and WHOOP Staff Research Scientist Dr. Greg Grosicki explain what HRV actually measures and what it indicates about the health of your autonomic nervous system. They unpack the biggest factors that influence HRV, including sleep consistency, hydration, training load, psychological stress, alcohol, and illness. You'll learn how to use HRV as a practical guide to balance stress and recovery, identify which habits are helping or hurting your physiology, and make small, consistent lifestyle changes that support better performance, healthier aging, and greater resilience over time.(00:00) Cold Open(00:35) What is Heart Rate Variability (HRV)?(01:48) Why HRV Matters For Recovery(03:20) How WHOOP Measures HRV(04:44) Why You Shouldn't Compare Your HRV to Others(05:43) Understanding the Autonomic Nervous System(11:28) Why WHOOP Measures HRV During Sleep (12:36) How Your Behaviors Impact HRV(21:30) Impact of Sleep Consistency on HRV(23:19) The Relationship Between High Stress and HRV(26:54) How to Improve Your HRV(30:33) The Habits Negatively Impacting HRV(36:26) Why You Shouldn't Obsess Over HRV(37:51) HRV-CV: Understanding Weekly HRV Trends(41:49) How HRV Changes Over TimeListen to Our Episode on Heart Rate Variability Coefficient of Variation (HRV-CV)YouTubeSpotifyAppleSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

In this bonus episode Andrea Samadi introduces the Predictable Performance System, a practical roadmap from her Brain's Operating System. She shows how measuring patterns—not chasing daily scores—plus consistent movement and targeted recovery behaviors create reliable adaptations and better performance over time. Andrea shares two real-world experiments (including a nine-day green recovery streak), five clear steps—measure, move, recover, adapt, perform—and a simple 7-day challenge to help you discover the single habit that unlocks more consistent results. On BONUS EPISODE 2, we will cover: Why high performance isn't about being “green” every day (using a wearable device) What nearly 2,000 recovery scores taught me about consistency and performance Why your daily inputs matter more than any single recovery score How I reached a personal best of 9 green recoveries in a row What happened when hard training caused my recovery to drop—and why that wasn't failure How another WHOOP user improved his recovery by identifying one key gap: hydration How to find your own gap in sleep, hydration, stress, movement, training load, or recovery The Predictable Performance System™: Measure → Move → Recover → Adapt → Perform → Repeat Why recovery is the bridge between today's effort and tomorrow's capacity How to create your own 7-Day Predictable Performance Experiment The key question to ask yourself: “What is the one missing input that could unlock my next level of performance?” The goal: Find your gap. Uncover your recipe. Build the system that works for you. BONUS EPISODE 2 The Predictable Performance System™ How Small Daily Inputs Create Better Recovery, Adaptation and More Consistent Results WELCOME BACK Welcome back to the Neuroscience Meets Social and Emotional Learning Podcast, where we explore how understanding the brain can help us create measurable improvements in our well-being, achievement, leadership, productivity, and results. I'm Andrea Samadi, and over the past several months, we've been building something much bigger than a collection of interviews. We've been building what I call The Brain's Operating System—a roadmap for understanding how our brain and body work together to create optimal human performance. Before we jump into today's second Bonus Episode, let's quickly remember where we've been. PHASE 1 — REGULATION & SAFETY Everything begins with regulation. Before the brain can learn, perform, or grow, it first needs the biological conditions that support safety and stability. In Phase 1, we explored sleep, stress regulation, trauma, resilience and the nervous system. The lesson was simple: Regulation creates the conditions for growth. PHASE 2 — NEUROCHEMISTRY & MOTIVATION Then we asked: What moves us into action? We explored dopamine, beliefs, motivation, habits, attention and sustained effort. We learned that motivation isn't simply about willpower. Our brain is continually learning: What's worth pursuing? What should I repeat? Where should I invest my energy with? Phase 2 gave us some direction. PHASE 3 — MOVEMENT, LEARNING & COGNITION And now we're deep inside Phase 3. This is where movement becomes much more than exercise. Movement activates the brain. It supports attention. Learning. Memory. Metabolism. And when movement is paired with adequate recovery, something important happens: Adaptation. That's where our system begins to change. So the basic sequence we've been studying is: Movement → Recovery → Adaptation → Performance. But while studying this process, another question kept coming back to me. Why do some people consistently improve...while others feel like they're starting over every Monday and they are searching for the right formula. That question led me to today's framework: THE PREDICTABLE PERFORMANCE SYSTEM™ And this Bonus Episode is where I want to put the science into action. Throughout The Brain's Operating System, these Bonus Episodes will give me an opportunity to step away from the interviews and show you what happens when I apply what we're learning to my own life. I'll share the experiments. The data. What worked. What didn't. And most importantly... what we can learn from it, so we can ALL apply this information to our own lives. Because neuroscience becomes much more useful when we can turn what we know into something we can actually do. THE QUESTION THAT STARTED THIS EXPERIMENT Over the past five years, I've tracked close to 2,000 recovery scores using WHOOP (wearable device). And recently something happened that surprised me. I recorded nine green recoveries in a row (which meant for 9 days in a row, I had mastered recovery (my body's ability to take on strain and perform). This recovery score is calculated overnight using my RHR, HRV, RR, SpO2 (blood O2) and skin temperature. Factors like strain, stress and lifestyle choices affect this Recovery Score. That was a personal record. For years, I could put together a few strong days. Sometimes even a strong week. My record for years was 7 days in a row. But eventually something would interrupt the pattern. I'd train too hard. Sleep poorly. Travel. Get busy. Or simply fail to give myself enough time to recover. So when I reached nine consecutive green recoveries, instead of just celebrating the streak, I became curious. I asked: What changed? Because I wasn't on vacation. My work hadn't disappeared. I was still recording the podcast. Still exercising. Still traveling. Waking up early. Eating the same diet. In those green days most of the days I avoided alcohol (something I have learned from measuring everything I ingest—this will automatically tank my recovery score) but I did have one drink a couple of these days and still managed to keep a green score. Something that was highly unusual. I kept wondering what was I doing differently. Life hadn't suddenly become easy. So what was different? I went back through my data. And I stopped looking at individual scores. Instead, I started looking for patterns. That distinction changed everything. DON'T CHASE THE SCORE. STUDY THE PATTERN. When I first started tracking recovery, I'd look at each morning individually. Green? Great. Yellow? What did I do wrong? Red? I must have done something terribly wrong!   Looking at the patterns, I did learn that after a 4-hour hike, even one alcoholic drink will kick my recovery score into the red unrecovered zone. When you push your body hard, it's just not worth it to ingest a neuro-toxin. At least for me, it's not worth it. We are all different, and that's why measuring your own data is a valuable activity. What tanks my score, might not tank yours. Now I'm wondering what happens repeatedly? What tends to happen before my strongest recoveries? What happens before my worst ones? (the recipe was beyond clear here). What habits disappear when my recovery starts declining? And which habits consistently appear when it improves? That's where the story became much clearer. It wasn't one workout. It wasn't one supplement. It wasn't one perfect night's sleep. And it definitely wasn't motivation. It was the accumulation of small behaviors being repeated consistently. And that led me to one of the most important lessons from this entire experiment: The recovery score doesn't create the result. The behaviors that happened before the recovery score create the conditions for the result. I learned my recipe to create a RED recovery, and how to create a GREEN. The wearable device simply gives us feedback on how well we are doing with our recipe for success. THE DATA TELLS TWO STORIES When I looked at the data, I realized I actually had two experiments happening. The first was mine. I had the recipe for how to recover, and how to tank my score. The second belonged to another WHOOP user. And together, they revealed something much more interesting than either story alone. STORY ONE — MY DATA When I zoomed out across 6 months, my average recovery was around 58%. That's real life. There were excellent weeks. There were difficult weeks. Travel. When I was away internationally, sometimes without internet, the data didn't record correctly, but this is a good picture of what my scores look like. Work. Training. Stress. Vacations. Life happens. But recently that monthly average climbed to approximately 63%—an 11% improvement over the month before. For me, that mattered. Historically, when my monthly recovery averages climbed substantially, it was often because I had removed myself from normal life. Maybe I was on vacation. Maybe I was completely unplugged. But this time I wasn't. I was working. Training. Recording. Traveling. Living normal life. Life didn't become easier. My daily system became more consistent. And eventually that consistency produced something I'd never seen before: Nine green recoveries in a row. But here's what happened next. If you look at the graph…I just went about life as usual. I trained hard. My recovery dropped. And that became perhaps an even more important part of the experiment. Because this time I didn't panic. I didn't interpret one lower score as failure. I simply returned to the consistent behaviors that had been working in my GREEN streak. Sleep. Hydration. Movement. Stress management. Recovery time. And within a few days, the stronger recovery scores returned. That taught me something important: Predictable performance does NOT mean perfect performance. It means that you've got to find a system you know how to return to. My GREEN scores are now predictable. STORY TWO — FIND THE LEVER Around the same time, another WHOOP user turned to me and asked “why am I stuck in RED (unrecovered) everyday?” His pattern looked completely different. His monthly recovery average was around 41%. Lots of yellow. Lots of red. And very little improvement. Instead of randomly changing everything, we looked at the inputs. Sleep. Stress. Training load. Recovery time. Hydration. And one variable stood out to me. Hydration. So rather than redesigning his entire life, we focused on consistently improving that one behavior. When I say he improved hydration, we increased not just water, but we added an electrolyte drink (Liquid IV sugar free[i]) to his water to replenish minerals like sodium and potassium that he was losing from sweating in the 115 degree weather we are experiencing at the moment in AZ. Then we watched the data. His recovery pattern improved. More yellows appeared. His averages increased. And his recovery became more consistent. Today I asked him what he's noticed with this one change, and he let me know that his scores have been creeping up slowly. No green scores yet, but he's high yellow, which shows me that he's cracking his recovery recipe. Now, that doesn't mean hydration is the magic answer for everyone. That's not the lesson. The lesson is: Find YOUR lever. For one person, it might be hydration. For someone else, it might be sleep. Alcohol. Stress. Training volume. Late-night eating. Travel. Or simply not allowing enough recovery between difficult training sessions. Your job isn't to copy someone else's system perfectly. Your job is to use feedback to discover what matters most for you. Find your gap in your recovery system and you unlock more consistent, predictable performance. TAKEAWAY #1 STOP GUESSING. START MEASURING. You cannot recognize a pattern you aren't observing. And you don't need WHOOP to do this. Just find what tool works best for you. You could track five simple things each morning: Sleep How well did I sleep? Energy How energetic do I feel? Stress How stressed or regulated do I feel? Movement What did I do yesterday? Recovery behaviors Did I hydrate, recover and give my body what it needed? Give each category a simple score out of 10. Then look at the entire week. Not  just one day. TIP TO IMPLEMENT: For the next seven days, spend 30 seconds each morning recording: Hours of sleep Energy from 1–10 Stress from 1–10 Yesterday's movement One recovery behavior Don't change anything yet. First, collect information. Look for patterns before looking for the solution. THE BIG REALIZATION As I studied both experiments, the framework became obvious. Recovery isn't something that simply happens to us. There are many things we can't control. But every day we can influence the probability of recovering well. Our choices create patterns. Patterns create trends. Trends influence adaptation. And over enough time... those adaptations influence performance. Which brings us to the system. THE PREDICTABLE PERFORMANCE SYSTEM™ There are five steps. STEP 1 — MEASURE Awareness comes first. Track enough information to recognize trends. But remember: The goal isn't to become obsessed with data. (I'm borderline obsessed with mine). The goal is to use data to make better decisions. ASK YOURSELF: What's improving? What did I do to get this improvement? Write it down. What's declining? What did I do to tank my score? Write it down. And what repeatedly happens before each pattern? Learn your recovery recipe. What works for you? What does not work? TIP: Look at your weekly average instead of judging yourself by one day. One bad night doesn't define your health. One hard workout doesn't destroy your fitness. One red recovery doesn't erase your progress. Look for the trend. Learn what your personal recipe for success is. STEP 2 — MOVE Movement is the input. This is where Phase 3 begins. Movement challenges the system. We don't want to aim for a month of all green or high recoveries, because then we aren't challenging our system. Movement activates the brain and body and provides the stimulus from which adaptation can occur. But movement doesn't always mean crushing yourself in the gym. It might mean: Walking. Strength training. Hiking. Mobility. Cycling. Running. Playing a sport. Or simply interrupting long periods of sitting. TIP TO IMPLEMENT: Ask yourself each morning: "How will I move today?" Don't leave movement to chance. Put something on the calendar. Even a 20-minute walk counts. Consistency matters. STEP 3 — RECOVER This is the step I underestimated for years. I understood effort. I understood discipline. I understood training. But I didn't fully appreciate that the work isn't complete when the workout ends. The brain and body still have to process the stimulus. So recovery becomes an active part of the performance system. Protect sleep. Hydrate. Manage stress. Build recovery into the schedule. And learn when not to push. TIP TO IMPLEMENT: Create what I call your Recovery Minimums. Choose three behaviors that you protect even during busy weeks. For example: My Recovery Minimums ✓ Consistent sleep (going to bed and waking up at the same time) ✓ Daily hydration (I use liquid IV in the day and LMNT hot chocolate at night) ✓ Daily movement (I walk every morning, hike on the weekends, fit in gym workouts and strength training) to keep movement going. ✓ Stress regulation (always a work in progress, but breath work is my current way to manage stress) ✓ Time for recovery (I stack meditation and infrared sauna use together to save time). Your list may look different. But decide what your minimums are before life gets busy and you aren't putting time into recovery. STEP 4 — ADAPT This is the part we usually can't see. And it's one of the reasons people quit too early. Adaptation happens behind the scenes. You train. You recover. And your system responds. Over time, movement becomes easier. Your capacity expands. Your cardiovascular system becomes more efficient. Skills become more automatic. Your tolerance for challenge increases. Then one day... something that once felt difficult feels normal. TIP TO IMPLEMENT: Don't only measure outcomes. Look for evidence of adaptation. Ask: Is this workout getting easier? Am I recovering faster? Is my resting heart rate trending differently? Am I sleeping better? Look for how many wakes you have each night. Can I handle more work without feeling depleted? Is my concentration improving? Am I stronger? Do I have more energy? Those are clues that the system is adapting.   STEP 5 — PERFORM This is where most people want to start. Results. Achievement. The High Performance. But performance isn't Step One. It's Step Five. First we provide the stimulus. We move. Then we recover. Then we adapt. And eventually... performance becomes evidence that the earlier steps worked. You will notice you can sit longer, stay focused on one task, and see tasks through to completion. This changes the question from: "How can I perform better today?" to: "What can I do today that makes better performance more likely tomorrow?" That's a very different way of thinking. TAKEAWAY #2 DON'T TRY TO FIX EVERYTHING. One of the most useful things we learned from the second recovery experiment was that sometimes one behavior acts as a bottleneck. For the person with the low recovery score, hydration appeared to be an important lever. Stick to changing ONE thing at a time. When I first saw his HRV, I wanted to go there, but we started with hydration. So here's something you can try. Look at your own patterns and ask: "What is the ONE behavior that would make everything else work better?" Maybe it's getting to bed earlier. Maybe it's drinking more water. Maybe it's moving every day. Maybe it's reducing alcohol. Maybe it's taking a recovery day. Maybe it's managing evening stress. Start there. TIP: Run a seven-day experiment. Change one variable. Keep everything else reasonably consistent. Track what happens. Then evaluate. Don't guess. Test. This has been the most eye-opening part of finding my own personal recipe for high performance. Once you uncover yours, you can create your own predictable formula for high performance.   TAKEAWAY #3 CREATE A BASELINE YOU CAN RETURN TO. One of the biggest changes in my thinking came after the nine-green streak ended. My recovery dropped after hard training. But I knew what to do. I returned to the system. That's resilience. Not maintaining perfect conditions forever. But knowing how to return to your baseline when life knocks you away from it. Ask yourself: "When everything gets busy, what behaviors bring me back?" Write them down. That becomes your reset protocol. That's how I was able to create high recoveries the past few days making my monthly recovery a 16% increase over last month. TAKEAWAY #4 RECOVERY IS THE BRIDGE While developing this framework, I kept seeing the same image in my mind. A bridge. On one side is today's effort. On the other side is tomorrow's capability. Recovery is the bridge connecting the two. Without sufficient recovery, today's effort may never fully become tomorrow's capacity. With recovery, we give the brain and body an opportunity to adapt. Today's habits create the conditions for today's recovery. Recovery supports tomorrow's adaptation. Adaptation creates future capacity. And expanded capacity improves performance. That's the system. YOUR 7-DAY PREDICTABLE PERFORMANCE EXPERIMENT Here's your action step from today's episode. For the next seven days: MEASURE Track sleep, energy, stress and how overall recovered you feel each day. If you don't have a device to do this, just rank yourself on a scale of 0-10. MOVE Do something intentional every day. RECOVER Protect the recovery behaviors you've identified as most important. Mine are daily meditation, journaling, hydration, breath work and sauna use. LOOK FOR ADAPTATION Notice what begins becoming easier or more consistent. Where do you feel stronger? REVIEW YOUR PERFORMANCE At the end of seven days, ask: What improved? What got worse? What behavior had the biggest effect? What should I repeat next week? That's it. You're not trying to create a perfect week. You're trying to learn how your own system works. I don't know what your recipe for high performance will look like, but once you've got this recipe, your life will never be the same. THE BIG TAKEAWAY After nearly 2,000 recovery scores, here's what I believe matters most. Don't chase the score. Chase the behaviors that create the score. (Notice what they are—write them down). Don't chase one perfect workout. Build consistency. Don't panic when the data drops. Investigate. Don't change ten things at once. Find the lever. And above all... don't confuse effort with adaptation. Sometimes the thing that moves us forward isn't doing more. It's allowing the work we've already done to become part of us. The goal isn't perfect recovery. The goal isn't nine green days (while I've got my eye on how I can make this 10)… The goal isn't controlling every variable in our lives. The goal is to create a system that makes better outcomes more likely. Better days become better weeks. Better weeks become better months. And over enough time... what once felt difficult can become your new normal. REVIEW AND CONCLUSION To review and conclude BONUS EPISODE 2: Find the Gap—How Recovery Unlocks Predictable Performance, here's where we are in The Brain's Operating System. Phase 1 taught us to regulate. Before we can learn, perform, or grow, we need the biological conditions that support safety and stability. Phase 2 taught us what drives us to act. We explored motivation, dopamine, beliefs, attention, and the internal chemistry that moves us toward a goal. And now... Phase 3 is teaching us how we change. We move. We create a stimulus. We recover. The brain and body adapt. Our capacity expands. And eventually, that adaptation shows up as better performance. That's why today's framework matters. Because when performance feels inconsistent, the answer isn't always to work harder. Sometimes we need to ask: Where is the gap in my system? Is it movement? Sleep? Hydration? Stress? Recovery time? Consistency? Because when we can identify the gap, we can begin to change the input. And when we change the input consistently... we create new conditions for adaptation. That's how performance begins to change. So remember the sequence: Measure. Move. Recover. Adapt. Perform. And then repeat. Because performance isn't a finish line. It's feedback from the system you're building.   When we complete Phase 3, we'll soon move into Phase 4—Connection, Emotion & Social Intelligence, where another layer enters the system: Other people. Relationships. Emotion. Trust. Communication. Empathy. Leadership. And then in Phase 5—Integration & Human Performance, we'll bring everything together: Regulation. Motivation. Movement. Recovery. Emotion. Relationships. Learning. Purpose. And performance. Because ultimately, no system works in isolation. Human performance is the result of all of these systems working together. FINAL TAKEAWAY If there's one idea I hope you remember from today's episode, it's this: Don't just chase the outcome. Study the system producing it. If your results aren't where you want them to be... find the gap. Because the gap may not be in your effort. It may be in your recovery. And when you find the gap in your recovery system... you unlock your next level of adaptation, capacity, and performance. Thank you for joining me for this second Bonus Episode. If today's framework helped connect the dots for you, I'd love to hear what you discover. What's the one habit that has the greatest impact on your recovery and performance? Sleep? Movement? Hydration? Stress management? Recovery time? And if you try the 7-Day Predictable Performance Experiment, pay attention to what your own data teaches you. Not whether every day is perfect. But what patterns begin to emerge. Until next time... Keep measuring. Keep moving. Keep recovering. Give your brain and body time to adapt. And keep building the systems that make better performance more predictable. Have an incredible week and we'll see you on EP 405 where we revisit Dr. Kristen Holmes and dive deep into more ways to improve our recovery., RESOURCES:   Phase 1: Regulation & Safety The Foundation Core Question: Is the nervous system safe enough to learn? Everything begins with regulation. Before we can focus, learn, lead, or perform, the brain first asks one fundamental question: Am I safe? Throughout Phase 1, our guests showed us that regulation isn't simply about reducing stress—it's about creating the biological conditions that allow the brain to learn, adapt, and thrive. Together we explored: Baland Jalal – how sleep, curiosity, imagination, and creativity prepare the brain for learning. https://andreasamadi.podbean.com/e/hypnagogic-genius-capture-your-best-ideas-at-the-edge-of-sleep/ Dr. Bruce Perry – why regulation, rhythm, and relationships form the foundation of every healthy nervous system.  https://andreasamadi.podbean.com/e/safety-first-why-a-regulated-brain-is-the-key-to-learning/ Dr. Sui Wong – how lifestyle medicine and autonomic balance build lifelong brain resilience. https://andreasamadi.podbean.com/e/your-eyes-the-brain-s-early-warning-system/ Rohan Dixit – how heart rate variability gives us real-time feedback on our ability to regulate stress. https://andreasamadi.podbean.com/e/breathe-to-reset-how-hrv-tech-reveals-hidden-stress/ Dr. Kristen Holmes – how recovery metrics reveal our physiological readiness to perform. https://andreasamadi.podbean.com/e/kristen-holmes-from-whoopcom-on-unlocking-a-better-you-measuring-sleep-recovery-and-strain/ Dr. Antonio Zadra – how sleep and dreaming consolidate memories, regulate emotions, and generate insight. https://andreasamadi.podbean.com/e/when-brains-dream-how-sleep-integrates-emotion-insight-and-creativity/ Together these conversations taught us that sleep and stress regulation aren't optional—they're the operating system that allows every higher brain function to work. Phase 2: Motivation & Neurochemistry The Direction Core Question: What moves us into action? Once the brain feels safe, it becomes ready to pursue goals. In Phase 2, we explored the internal chemistry that transforms intention into action. Our experts helped us understand that sustainable motivation isn't about willpower—it's about aligning our beliefs, thoughts, attention, energy, and movement. Together we discovered: Bob Proctor — our beliefs determine the direction of our lives. https://andreasamadi.podbean.com/e/belief-first-the-neuroscience-of-motivation/ Dr. Carolyn Leaf — our thinking literally changes our brain chemistry. https://andreasamadi.podbean.com/e/thoughts-as-biology-how-your-mind-shapes-neurochemistry/ Dr. John Medina — attention determines what the brain encodes and remembers. https://andreasamadi.podbean.com/e/theory-of-mind-the-missing-link-between-attention-reward-and-motivation Dr. Anna Lembke- Dopamine, Motivation and Why the Brain Repeats Behavior https://andreasamadi.podbean.com/e/dopamine-nation-the-pleasure%e2%80%93pain-balance-that-drives-motivation/ Dr. Friederike Fabritius — managing our energy allows high performance to become sustainable. https://andreasamadi.podbean.com/e/fun-fear-focus-closing-the-motivation-loop/ Dr. Chuck Hillman & Paul Zientarski — movement activates the brain, preparing it to learn. https://andreasamadi.podbean.com/e/move-to-learn-how-movement-activates-the-brain-and-fuels-motivation/ By the end of Phase 2, we introduced what became The Motivation Loop, showing how beliefs influence thoughts, thoughts influence actions, actions create results, and results reinforce future beliefs. Phase 3: Movement, Learning & Human Performance The Transformation Core Question: How does movement change the brain—and how does recovery transform that change into performance? Now we're taking the next step. Phase 3 builds on everything we've learned so far. If Phase 1 created a regulated nervous system... If Phase 2 created motivation and direction... Phase 3 explains how the brain and body actually become stronger. Together we've explored this process through conversations with: Dr. Chuck Hillman & Paul Zientarski — why movement activates the brain before learning. https://andreasamadi.podbean.com/e/movement-first-how-a-20%e2%80%91minute-walk-lights-up-the-brain/ Dr. John Ratey — how exercise builds a healthier, younger brain. https://andreasamadi.podbean.com/e/movement-matters-how-every-move-rewires-the-brain/ Dr. Kristen Holmes — why recovery determines adaptation and readiness. Dr. John Medina — how attention transforms movement into lasting learning. Jason Whitrock — how metabolism and cellular energy fuel long-term performance. WHERE WE ARE GOING NEXT Phase 4 — Connection, Emotion & Social Intelligence The Human System Core Question: How do we thrive with other people? The brain didn't evolve in isolation—it evolved through relationships. In Phase 4, we'll explore emotional intelligence, empathy, communication, trust, leadership, and psychological safety to understand how our relationships shape learning, well-being, and performance. Phase 5 — Integration & Human Performance The Complete System Core Question: How do all the systems work together? In our final phase, we'll bring everything together—regulation, motivation, movement, emotion, relationships, learning, and recovery—into one integrated framework. We'll discover how these systems work together to create measurable improvements in our well-being, achievement, leadership, productivity, and results. REFERENCES: [i] Liquid IV https://www.liquid-iv.com/collections/hydration-multiplier-sugar-free    

Dr. Kristen Holmes is the Global Head of Human Performance and Principal Scientist at WHOOP, where she leads pioneering research on the interplay between physiological metrics and behavioral patterns Today on the show we discuss why sleep consistency can matter more than duration, how caffeine can sabotage recovery even when you fall asleep easily, why alcohol and marijuana leave you unconscious but not deeply restored, how daytime stress and artificial light disrupt your nervous system at night, the simple daily routine that resets your circadian rhythm, and how Kristen healed from trauma and stopped tying her self-worth to achievement. Thank you to today's sponsor: Momentous Try Momentous Signature Spec Creatine: https://www.livemomentous.com Use code ADVERSITY for up to 35% off your entire first order Learn more about your ad choices. Visit megaphone.fm/adchoices

Women's health has long been underserved by research, leaving many women without the information they need to understand their own bodies. On this week's episode of the WHOOP Podcast, WHOOP Global Head of Human Performance and Principal Scientist Dr. Kristen Holmes sits down with Dr. Elina Berglund Scherwitzl, Co-Founder & CEO of Natural Cycles° and Nobel Prize-winning particle physicist. The conversation explores how data is transforming women's reproductive health.After helping discover the Higgs boson, Dr. Berglund Scherwitzl turned her expertise in physics and data science toward her own health journey by creating the world's first and only FDA-cleared birth control app. Together, Dr. Holmes and Dr. Berglund Scherwitzl discuss how wearable technology and physiological data are giving women unprecedented insight into fertility, pregnancy planning, menstrual health, and perimenopause.The conversation explores the new WHOOP and Natural Cycles° integration, designed to make women's health feel less overwhelming and more intuitive by combining continuous wearable data with advanced insights on fertility, hormonal health, and perimenopause. Dr. Holmes and Dr. Berglund Scherwitzl discuss how body temperature and other biomarkers reveal hormonal changes, why perimenopause often begins earlier than many women realize, and how passive, personalized insights can reduce uncertainty, ease mental load, and empower women to make informed decisions about their health at every stage of life.(00:00) Cold Open (00:37) Meet The Scientist Behind Natural Cycles°(01:00) Why Dr. Berglund Scherwitzl Started Natural Cycles°(04:35) The Only FDA-Cleared Birth Control App(05:54) The WHOOP x Natural Cycles° Partnership(07:51) The Early Signs of Perimenopause (And How To Track Them)(13:08) What Really Happens To Your Hormones Over Time(17:34) Why Understanding Your Body Changes Everything(19:09) Your Sleep Could Reveal Early Signs of Perimenopause(22:03) The Small Habits That Make A Big Difference(24:14) The Most Common Menstrual Cycle Myths(26:09) What Your Wearable Can Tell You About Your Hormones(27:07) The Truth About Fertility Timing(29:16) Knowing Which Symptoms Matter Most(31:36) HRT: What Women Should Know(34:10) What You Can Expect From The WHOOP x Natural Cycles° Partnership(37:05) The Future of Women's HealthFollow Dr. Elina Berglund Scherwitzl:LinkedInWebsiteFollow Natural Cycles°:InstagramYouTubeWebsiteSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

In this episode Andrea Samadi explores Phase Three of the Brain's Operating System — how movement acts as the essential input that activates the brain, sharpens attention, boosts learning, and improves social and emotional readiness. Drawing on Dr. John Ratey's insights and related neuroscience research, she explains the chain reaction from exercise to brain activation, learning, and adaptation. The episode also emphasizes the vital role of recovery in consolidating gains so movement leads to lasting performance improvements, and invites listeners to adopt movement as a daily catalyst for clearer thinking, better learning, and greater resilience. Dr. John Ratey and The Movement Loop On this episode 404, we will: Explore where Dr. John Ratey's groundbreaking research fits within the Movement Loop. Understand how movement activates the brain and prepares us to learn. Discover why attention is the gateway to learning and performance. Connect Dr. Ratey's work with Dr. Chuck Hillman, Dr. John Medina, Kristen Holmes, and Jason Whitrock to see the bigger picture. Learn how movement becomes lasting human performance by building our capacity over time. How Movement Becomes Human Performance Welcome back to the Neuroscience Meets Social and Emotional Learning Podcast. I'm Andrea Samadi, and on this podcast, we bridge the science behind social and emotional learning, emotional intelligence, and practical neuroscience so we can create measurable improvements in well-being, achievement, productivity, and results. If you've been following along through Season 16, you'll know we've been building what I call The Brain's Operating System for Human Performance—a neuroscience-based framework that explains how movement, recovery, and adaptation work together to improve our health, learning, leadership, and performance. Over the past seven years and more than 400 episodes, I've had the privilege of interviewing neuroscientists, physicians, psychologists, educators, and high performers from around the world. As I looked across those conversations, I realized they weren't isolated ideas—they were pieces of a much larger system. I've organized that system into five interconnected phases that mirror how we grow and develop throughout life. And as we work through each of these phases, we are sharpening our saw for productivity, learning and high performance, really, with the brain and body in mind. Phase 1 is Regulation and Safety, we launched on EP 384[i] with Dr. Baland Jalal on Sleep, Safety and Curiosity. This phase is where we build the foundation by understanding the nervous system, stress, emotions, and the importance of creating internal and external safety before learning or productivity can take place. Phase 2 is Neurochemistry and Motivation, where we explore how dopamine, reward, purpose, and emotional regulation influence our choices, habits, and sustained effort. Today, we're in Phase 3: Movement, Learning, and Cognition. This is where movement becomes the catalyst that prepares the brain to pay attention, learn, adapt, and ultimately perform at a higher level. In Phase 4, we'll discover how perception and social intelligence shape the way we understand ourselves, communicate, build trust, and strengthen relationships. And finally, in Phase 5, we'll bring everything together through integration and meaning—understanding how our experiences become wisdom, resilience, purpose, and lifelong growth. Each phase builds on the one before it, because meaningful human performance isn't created in a single breakthrough—it's built one system at a time. Together, they create what I believe is the brain's operating system for human performance. If we want to improve the entire big picture of our results, we can dive deeper into these 5 phases to see what areas we could sharpen a bit. I've put the individual episodes of each phase in the show notes for a deeper dive. Today's episode is one of those foundational pieces of Phase 3. Because before we can improve performance, we first need to understand how movement changes the brain. In Episode 402[ii], we introduced The Movement Loop, built around one simple idea: Movement is the input—it's what we do. Recovery enables adaptation—it's how the brain and body grow stronger. Performance is the outcome—the results we can see, feel, and measure. Every cycle expands our capacity to learn, lead, and perform. Every movement we make sends a signal to the brain and body. That signal activates the brain— increasing blood flow, neurotransmitters, and neuroplasticity—preparing us to pay attention and learn. When movement is followed by adequate recovery, the brain and body adapt. Those adaptations become the foundation for better performance—whether that's learning more effectively, thinking more clearly, leading with greater confidence, or improving our physical health. Then, in Episode 403[iii], Dr. Chuck Hillman helped us understand why movement changes the brain. We learned that every step increases blood flow, stimulates the release of Brain-Derived Neurotrophic Factor—BDNF, often called fertilizer for the brain—and prepares the neural networks responsible for attention, learning, memory, and executive function. But understanding why movement changes the brain is only part of the story. Today's episode answers a different question: What does that actually look like in real life? How does movement change our brain? To answer that question, we're returning to one of my favorite interviews from March of 2021 with Harvard psychiatrist and bestselling author Dr. John Ratey, whose groundbreaking book Spark helped change the way millions of people think about exercise and the brain. Now, you might be wondering... "Andrea, didn't we already review Dr. Ratey's work in Episodes 375[iv] and 376[v]?" We did. But today isn't simply another review. Today we're looking at Dr. Ratey's work through an entirely new lens. When we first interviewed Dr. Ratey in 2021, I knew movement was important. But after spending the past several years interviewing experts like Dr. Chuck Hillman, Dr. John Medina, Dr. Kristen Holmes, Jason Whitrock, and hundreds of others—and measuring my own health and performance data that we'll explore throughout this season's bonus episodes—I now understand exactly where Dr. Ratey's research fits inside the Movement Loop. As I looked across all of those conversations, I realized they weren't isolated ideas. They were pieces of one much larger system. Today we're in Phase 3: Movement, Learning, and Cognition—the phase where movement becomes the catalyst for attention, learning, adaptation, and ultimately, human performance. In the coming phases, we'll discover how perception shapes our relationships, and finally how everything integrates into meaning, purpose, and lifelong growth. Today's conversation with Dr. Ratey is one of the foundational building blocks of Phase 3. Why This Matters If you've listened to this podcast for a while, you've probably heard me talk about movement as one of the few true non-negotiables in my day. Before my workday begins, I've already made time to move—not because I'm training for a race or trying to burn calories, but because I know how profoundly movement changes the way my brain performs. The research is clear. Movement prepares the brain to pay attention, learn more effectively, regulate emotions, solve problems, and perform at a higher level. I've experienced these benefits firsthand. On the days I move first, I think more clearly, I'm more productive, and I'm better equipped to handle whatever challenges the day brings. And I imagine many of you listening have experienced the same thing. Once you begin noticing how movement changes your thinking, it becomes much easier to make it a consistent part of your life. Why This Season Exists That's why my hope for Season 16 isn't simply to convince you that exercise is good for you. My goal is much bigger than that. It's to demonstrate why movement is the first step in The movement loop—and to show how every movement you make begins a chain reaction that improves learning, health, leadership, and performance. With every cycle, we don't just improve today's performance. We expand our capacity for tomorrow. As we continue exploring the Movement Loop, I hope you'll begin to see movement differently—not as another item on your to-do list, but as the input that starts an entire system of growth. Because movement isn't the goal. Movement is the beginning of everything that follows. CLIP 1: Movement Primes the Brain for Learning CLIP 1: Social Connection Reflection: Where This Fits in the Movement Loop Let's review Clip 1 with Dr. Ratey. When we listen to his clip through that lens, every sentence he shares fits into a specific step of the process. Reviewing Dr. Ratey, through the lens of The Movement Loop. Step 1: Movement — The Input Everything begins with movement. Movement is the signal we send to the brain and body that says: "It's time to wake up. It's time to adapt." Without movement, nothing else in the loop begins. As Dr. Ratey says, movement is what "turns on the thinking parts of the brain." Step 2: Brain Activation — The Brain Wakes Up This is exactly what we learned from Dr. Chuck Hillman in Episode 403[vi]. Movement immediately increases blood flow to the brain. It activates neurotransmitters. It stimulates Brain-Derived Neurotrophic Factor, or BDNF, helping create the ideal environment for learning. Dr. Hillman explained what is happening biologically. Dr. Ratey in this clip explains what we experience. You suddenly feel more alert. More awake. More ready to think. These are two perspectives describing the same process. Step 3: Attention — The Gateway to Learning This is where Dr. Ratey's words become especially powerful. He says movement helps us: stay with an idea, focus longer, evaluate information, scan our memory, and even simply stay seated long enough to think through something difficult. That isn't just better concentration. That's improved attention, and attention is the gateway to learning. Without attention, very little learning takes place. Movement prepares the brain to pay attention. At this point in the interview, he was referencing the fact that I had told him that I couldn't write podcast episodes on this topic without moving my body first. In the early days of this podcast, I found the science very difficult to understand. A couple of times I did think that this topic was over my head, and almost considered giving up. Almost, but very grateful for where the learning took me that I stuck it through. Step 4: Learning — Building New Neural Connections Once attention improves, learning becomes possible. Now the brain can: process information, make connections, strengthen memories, and solve problems more effectively. This is why Dr. Ratey says movement helps us become better learners, better thinkers, better workers, and better students. Movement isn't improving muscles first. It's improving the brain's ability to learn. Step 5: Social and Emotional Readiness One part of this interview that has become even more meaningful over time is Dr. Ratey's explanation of social connection. Exercise doesn't only improve cognition. It also changes our emotional state. We're more motivated. We regulate our emotions more effectively. We become more socially connected. Dr. Ratey explains that movement increases oxytocin—the hormone associated with bonding and trust—making us more open to connecting with others. That's important because learning has always been social. Whether we're in a classroom, at work, or with our families, our ability to connect with other people influences how well we learn, communicate, and perform. Movement prepares us socially as well as cognitively. Step 6: Recovery and Adaptation — Where Lasting Change Happens Now here's the part I didn't fully appreciate back in 2021. Everything Dr. Ratey has described prepares the brain for learning. But those immediate benefits only become lasting improvements if they're followed by recovery. Recovery is when the brain consolidates learning. It's when new neural connections are strengthened. It's when adaptation occurs. This is where Kristen Holmes' work on recovery fits perfectly into the Movement Loop. We recently reviewed our 2021 interview with Kristen Holmes on EP 390[vii] “What Gets Measured Improves: Sleep, Recovery and Strain” and it was Dr. Holmes who was (not the first person to notice I could improve my recovery scores) but was stern enough with me about how important that it was, and how I was leaving a lot off the table by not getting enough sleep/recovery to match the strain I was pushing towards each day. Movement starts the process. Recovery completes it. And together (this won't happen if one is missing) they create adaptation—the biological changes that make us stronger, healthier, and more resilient over time. The Big Takeaway When I first interviewed Dr. John Ratey in 2021, I thought he was teaching us why exercise is good for the brain. Today, after years of interviewing neuroscientists, physicians, performance experts, and educators, I see something much bigger. Dr. Ratey wasn't simply describing the benefits of exercise. He was describing the beginning of a biological process. Movement is the input. Movement activates the brain. The activated brain becomes ready to focus, learn, regulate emotions, and connect with others. Learning, when supported by recovery, leads to adaptation. Adaptation creates better performance. And every time we move through that cycle, we expand our capacity to meet tomorrow's challenges. That's the Movement Loop. It's not just a framework for understanding exercise. It's a framework for understanding how the brain changes, how we grow, and how human performance is built—one movement at a time. Review and Conclusion: The Movement Loop and Dr. Ratey To review and conclude what we've learned today. Dr. Ratey's interview wasn't simply about why exercise is good for the brain. It was about how movement begins a chain reaction that changes the way we learn, think, and perform. We discovered that: Movement is the input. Every movement sends a signal to the brain and body that it's time to change. Movement activates the brain. Blood flow increases. Neurotransmitters increase. BDNF begins preparing the brain for learning. The activated brain becomes ready. Attention improves. Executive function sharpens. Emotions become easier to regulate. We're even more prepared to connect with other people. That readiness makes learning possible. New neural pathways begin to form. The brain starts building stronger and more efficient networks. But learning doesn't end when the workout ends. Recovery allows the brain to consolidate what movement started. Recovery creates adaptation. Adaptation creates better performance. And every time we complete that cycle, we expand our capacity for whatever challenge comes next. That's the Movement Loop. This is something I've learned through years of interviewing experts, but also through measuring my own health and performance. The days I move first are always the days I think more clearly. I'm more creative with what I write as well as making connections that are important to me in my day to day life. More productive- with the entire day (family and work). More patient (with my kids and family) More present and clear. Movement doesn't solve every problem. But it prepares us to solve problems better, and increases our capacity and productivity. And that's a lesson I'll keep coming back to throughout this season. Coming Next… But there's still one important question we haven't answered. If movement activates the brain... why do some people consistently improve --while others seem to work just as hard without seeing the same results? Is it genetics? Motivation? Discipline? Or is there something happening between today's effort and tomorrow's performance? Next week, in Bonus Episode 2, we'll answer that question. We'll explore what I call The Predictable Performance System and look at years of my own recovery data to understand why recovery isn't simply the opposite of training—it's the bridge between today's habits and tomorrow's performance. Because the difference between predictable and unpredictable results... isn't luck. It's recovery. It's how we are balancing how much we push with how much we are able to rest/recover. Until next time... Keep moving. Protect your recovery. Build your capacity. And continue designing your brain's operating system for lifelong learning, health, leadership, and human performance. Thanks for joining me. I'll see you next week. RESOURCES: Clip 1 Movement and the Brain Dr. Ratey https://www.youtube.com/shorts/bbB4NzsnyQ0 Clip 1 Social Connection Dr. Ratey https://www.youtube.com/shorts/bbB4NzsnyQ0 Phase 1: Regulation & Safety The Foundation Core Question: Is the nervous system safe enough to learn? Everything begins with regulation. Before we can focus, learn, lead, or perform, the brain first asks one fundamental question: Am I safe? Throughout Phase 1, our guests showed us that regulation isn't simply about reducing stress—it's about creating the biological conditions that allow the brain to learn, adapt, and thrive. Together we explored: Baland Jalal – how sleep, curiosity, imagination, and creativity prepare the brain for learning. https://andreasamadi.podbean.com/e/hypnagogic-genius-capture-your-best-ideas-at-the-edge-of-sleep/ Dr. Bruce Perry – why regulation, rhythm, and relationships form the foundation of every healthy nervous system.  https://andreasamadi.podbean.com/e/safety-first-why-a-regulated-brain-is-the-key-to-learning/ Dr. Sui Wong – how lifestyle medicine and autonomic balance build lifelong brain resilience. https://andreasamadi.podbean.com/e/your-eyes-the-brain-s-early-warning-system/ Rohan Dixit – how heart rate variability gives us real-time feedback on our ability to regulate stress. https://andreasamadi.podbean.com/e/breathe-to-reset-how-hrv-tech-reveals-hidden-stress/ Dr. Kristen Holmes – how recovery metrics reveal our physiological readiness to perform. https://andreasamadi.podbean.com/e/kristen-holmes-from-whoopcom-on-unlocking-a-better-you-measuring-sleep-recovery-and-strain/ Dr. Antonio Zadra – how sleep and dreaming consolidate memories, regulate emotions, and generate insight. https://andreasamadi.podbean.com/e/when-brains-dream-how-sleep-integrates-emotion-insight-and-creativity/ Together these conversations taught us that sleep and stress regulation aren't optional—they're the operating system that allows every higher brain function to work. Phase 2: Motivation & Neurochemistry The Direction Core Question: What moves us into action? Once the brain feels safe, it becomes ready to pursue goals. In Phase 2, we explored the internal chemistry that transforms intention into action. Our experts helped us understand that sustainable motivation isn't about willpower—it's about aligning our beliefs, thoughts, attention, energy, and movement. Together we discovered: Bob Proctor — our beliefs determine the direction of our lives. https://andreasamadi.podbean.com/e/belief-first-the-neuroscience-of-motivation/ Dr. Carolyn Leaf — our thinking literally changes our brain chemistry. https://andreasamadi.podbean.com/e/thoughts-as-biology-how-your-mind-shapes-neurochemistry/ Dr. John Medina — attention determines what the brain encodes and remembers. https://andreasamadi.podbean.com/e/theory-of-mind-the-missing-link-between-attention-reward-and-motivation Dr. Anna Lembke- Dopamine, Motivation and Why the Brain Repeats Behavior https://andreasamadi.podbean.com/e/dopamine-nation-the-pleasure%e2%80%93pain-balance-that-drives-motivation/ Dr. Friederike Fabritius — managing our energy allows high performance to become sustainable. https://andreasamadi.podbean.com/e/fun-fear-focus-closing-the-motivation-loop/ Dr. Chuck Hillman & Paul Zientarski — movement activates the brain, preparing it to learn. https://andreasamadi.podbean.com/e/move-to-learn-how-movement-activates-the-brain-and-fuels-motivation/ By the end of Phase 2, we introduced what became The Motivation Loop, showing how beliefs influence thoughts, thoughts influence actions, actions create results, and results reinforce future beliefs. Phase 3: Movement, Learning & Human Performance The Transformation Core Question: How does movement change the brain—and how does recovery transform that change into performance? Now we're taking the next step. Phase 3 builds on everything we've learned so far. If Phase 1 created a regulated nervous system... If Phase 2 created motivation and direction... Phase 3 explains how the brain and body actually become stronger. Together we've explored this process through conversations with: Dr. Chuck Hillman & Paul Zientarski — why movement activates the brain before learning. https://andreasamadi.podbean.com/e/movement-first-how-a-20%e2%80%91minute-walk-lights-up-the-brain/ Dr. John Ratey — how exercise builds a healthier, younger brain. Dr. Kristen Holmes — why recovery determines adaptation and readiness. Dr. John Medina — how attention transforms movement into lasting learning. Jason Whitrock — how metabolism and cellular energy fuel long-term performance. WHERE WE ARE GOING NEXT Phase 4 — Connection, Emotion & Social Intelligence The Human System Core Question: How do we thrive with other people? The brain didn't evolve in isolation—it evolved through relationships. In Phase 4, we'll explore emotional intelligence, empathy, communication, trust, leadership, and psychological safety to understand how our relationships shape learning, well-being, and performance. Phase 5 — Integration & Human Performance The Complete System Core Question: How do all the systems work together? In our final phase, we'll bring everything together—regulation, motivation, movement, emotion, relationships, learning, and recovery—into one integrated framework. We'll discover how these systems work together to create measurable improvements in our well-being, achievement, leadership, productivity, and results. REFERENCES: [i] Neuroscience Meets Social and Emotional Learning Podcast EPISODE 384 https://andreasamadi.podbean.com/e/hypnagogic-genius-capture-your-best-ideas-at-the-edge-of-sleep/   [ii] Neuroscience Meets Social and Emotional Learning Podcast EPISODE 402 “Phase 3 Intro: How Movement Builds the Brain https://andreasamadi.podbean.com/e/movement-loop-how-everyday-action-rewires-your-brain-and-boosts-performance/   [iii] Neuroscience Meets Social and Emotional Learning Podcast EPISODE 403 “How movement Activates the Brain and Learning”  https://andreasamadi.podbean.com/e/movement-first-how-a-20%e2%80%91minute-walk-lights-up-the-brain/   [iv] Neuroscience Meets Social and Emotional Learning Podcast EPISODE 375 https://andreasamadi.podbean.com/e/how-exercise-primes-the-brain-insights-from-dr-john-rady/     [v] Neuroscience Meets Social and Emotional Learning Podcast EPISODE 376 https://andreasamadi.podbean.com/e/move-eat-connect-3-science-backed-keys-to-brain-health-ep-376/   [vi] Neuroscience Meets Social and Emotional Learning Podcast EPISODE 403 “How movement Activates the Brain and Learning”  https://andreasamadi.podbean.com/e/movement-first-how-a-20%e2%80%91minute-walk-lights-up-the-brain/   [vii] Neuroscience Meets Social and Emotional Learning Podcast EPISODE 390 https://andreasamadi.podbean.com/e/what-gets-measured-gets-improved-sleep-recovery-peak-performance/  

Why do so many high achievers burn out? Most of us think recovery is what happens after the work is done. We push through the week, take care of everyone else, and tell ourselves we'll slow down later. But according to Dr. Kristen Holmes, Global Head of Human Performance at WHOOP, recovery isn't separate from high performance. It's an essential part of it. In this conversation, I sit down with Kristen to unpack the science behind sustainable high performance and why recovery plays a much bigger role than most of us realize. We talk about why sleep consistency matters more than sleep duration, the habits that have the biggest impact on our energy, and how to stop running on empty. By the end of this conversation, you'll have a new way of thinking about recovery and practical strategies to put into practice right away. Pre-order Kristen's new book, Aligned.  More from Molly: Get Molly's latest book, Dynamic Drive Website: mollyfletcher.com

On this episode, WHOOP Global Head of Human Performance and Principal Scientist, Dr. Kristen Holmes sits down with exercise scientist Dr. Lauren Colenso-Semple for a refreshing, evidence-based conversation that cuts through some common myths in fitness. Together, Dr. Holmes and Dr. Colenso-Semple unpack how social media has fueled misinformation around hormones, menopause, menstrual cycles, strength training, and recovery.Dr. Colenso-Semple challenges popular narratives around cycle syncing, hormone optimization, and sex-specific training. The episode makes the case that while men and women are biologically different, the fundamental principles of building strength, improving fitness, and maintaining health are remarkably similar. The discussion also explores hormone therapy, hormonal birth control, testosterone, Zone 2 training, and why consistency is the true path to long-term results.Whether you're new to exercise or a seasoned athlete, this conversation offers practical, empowering advice rooted in high-quality human research rather than hype. If you've ever wondered whether you're "doing it wrong" because of your hormones, this episode will leave you feeling informed, confident, and ready to focus on what actually matters.(00:41) Who is Dr. Lauren Colenso-Semple(01:24) The Misinformation Around Fitness(03:48) Understanding Fitness Facts(06:50) The 3 Biggest Fitness Myths(08:29) Addressing Fears Around Training in Perimenopause(17:36) What Habits Work and What's Just Marketing?(19:19) Improving Bone Health and Avoiding Fracture Risk(23:26) Does Hormonal Birth Control Affect Your Training? (29:23) "Women Are Not Small Men"(32:56) Should You Be Cycle Syncing Your Training(38:49) The Secret To Strength Gains & Achieving Body Composition Goals(44:06) Is Resistance Training The Key To Longevity? (46:05) How To Fit Movement Into Your Busy Schedule(48:55) The Important Role of Recovery on Fitness Gains(55:02) Should You Be Cycle Syncing Your Training?(01:01:35) Risks of High Testosterone For Training(01:10:24) Are There Any Fitness Shortcuts?(01:15:40) Combatting Misinformation OnlinesFollow Dr. Lauren Colenso-SempleInstagramWebsiteSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

Welcome back to the WHOOP Podcast's Science of Human Performance Series! On this week's episode, WHOOP Global Head of Human Performance and Principal Scientist, Dr. Kristen Holmes, sits down with WHOOP SVP of Research, Algorithms, and Data, Emily Capodilupo, to explore the science behind the WHOOP Recovery Score. Emily explains the progression of the recovery algorithm, from the company's origin to the supporting research that supports it today. Dr. Holmes and Emily identify the key metrics, like heart rate variability, resting heart rate, and sleep performance, that impact your recovery the most. Each physiological signal tracked by WHOOP helps to predict your body's readiness to adapt to the stressors of the day, boosting injury prevention, immune health, and decision-making. This episode is your essential guide to improving and understanding your recovery. (00:00) Recovery 101: How WHOOP Looks At Recovery(00:58) The Origin of The WHOOP Recovery Score(01:32) What Is The Overtraining Curve?(05:08) Adaptive versus Maladaptive Stress(07:49) Balancing Strain and Recovery (08:18) Recovery for Everyone(10:48) How Recovery Improves Sleep, Immunity, and Mood(15:44) HRV: How Recovery Impacts The Nervous System(21:04) Why Your Recovery Is Low(28:45) Why Recovery Matters For Performance(29:53) The Relationship Between Sleep and Recovery(31:50) Treating Recovery as a Lifestyle(33:21) Strain Coach Explained(40:26) Is A Solid Recovery Routine The Secret To Muscle Growth? (47:07) How Your Recovery Is Measured(49:52) The Correlation Between Recovery, HRV, and Mental HealthSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

Season 16, Episode 402 explores the Brain's Operating System for Human Performance, focusing on Phase 3: movement, adaptation, and performance. Andrea Samadi explains how movement triggers neurochemicals and blood flow, recovery enables adaptation, and measurable performance follows. The episode shows how consistent, purposeful movement plus prioritized recovery creates lasting biological change—improved sleep, lower resting heart rate, higher VO2 max, and clearer thinking—and offers simple strategies to build the movement loop into daily life. EP 402 — Introducing Phase 3 Movement, Adaptation & Performance Watch Andrea teach this episode on YouTube https://youtu.be/Btaihnb5HPs   On EP 402, We'll Cover: Why movement is the missing link in human performance—and why the brain evolved to move before it learned. The Brain's Operating System for Human Performance—how the first three phases connect to create lasting change. The Movement Loop—my new framework explaining how movement leads to adaptation and ultimately performance. The science of adaptation—why the workout isn't what changes you, but the body's response during recovery is. My personal performance experiment—how tracking recovery, resting heart rate, heart rate variability, VO₂ Max, sleep, body composition, and biological age revealed measurable evidence of neuroscience in action. How the world's leading experts helped build this framework—and how their research fits together into one repeatable system. A preview of Phase 3—what you'll learn from Dr. Chuck Hillman, Dr. John Ratey, Kristen Holmes, Dr. John Medina, Jason Whitrock, and the bonus episodes throughout this season. Practical strategies you can begin using immediately to help your brain learn more effectively, your body adapt more efficiently, and your performance improve over time. Opening Welcome back to Season 16 of the Neuroscience Meets Social and Emotional Learning Podcast. I'm Andrea Samadi, and this is where we bridge neuroscience, social and emotional learning, and human performance so we can create measurable improvements in our well-being, achievement, leadership, productivity, and results. Seven years ago, when we launched this podcast, I started with one simple question: If results matter—and they matter now more than ever—how exactly are we using our brain to create those results? This question stemmed from the fact that very few of us were ever taught how the brain actually learns. How motivation begins. How emotions shape decisions. How relationships influence performance. Or how movement changes the brain. That single question has taken us on an incredible journey through neuroscience, psychology, education, leadership, and human performance. But something unexpected happened along the way. I thought I was collecting interviews. Instead... I discovered that I was uncovering a system. Looking back now, over the past 7 years, I realized every expert was describing the same mountain (or obstacle to overcome) but just from a different side (or with a different strategy). One explained motivation. Another explained attention. Another explained learning. Or repetition. Another explained recovery. Another explained movement. None of them contradicted each other. They completed each other. That was the moment I realized... I wasn't collecting interviews. I was assembling a blueprint. A Personal Discovery But there was still one question I couldn't answer. How would these ideas actually work together in everyday life? Could they work for anyone? Not a pro athlete who has all day to train, but a regular person, like me, who was determined to improve their health, well-being and productivity and results. That's when I stopped being just the interviewer... and participated in the experiment. Over the past year, I wasn't trying to become younger. I think our 50s, 60s and beyond, are an incredible time to practice and perfect our health beyond what we might have been able to do without as much effort in our 40s or younger. Looking back, I can honestly say that I wasn't trying to lower my resting heart rate. It just started to show up in my data when I did certain things, in a certain way. I wasn't trying to improve my WHOOP age (with my wearable device) or optimize my daily recovery score. I was simply trying to answer another question. If movement really changes the brain... Could I actually measure this? Can how much I move improve my data, and can I move too much (push too hard) and measure that as well? So I began paying much closer attention to my own data, and looking at what it meant. Not because I wanted better numbers. Well I did want better numbers, but I also wanted evidence. Something that could be replicated for others. There's lots of ways to measure our data with wearable devices. I used the Whoop wearable, something I have been wearing for the past 5 years. I was focused on my daily recovery. My resting heart rate. Heart rate variability. VO₂ Max. Sleep (specifically how much stress I had while sleeping), REM sleep, and restorative sleep. Body composition (how much fat and how much muscle) Then I looked at my hiking performance (did I need to run fast with a weighted vest to get zone 4 and 5), or could I walk along the canal with my dogs, and get my heart rate up that high without having to drive to the mountain. I looked at how high my heart rate went up with strength training. Week after week... Month after month... A pattern began to emerge. The improvements weren't random. They were connected. When I moved consistently...some easier workouts walking with one or two harder push hiking days, with some days at the gym on the stair climber, and others on the elliptical. My recovery improved. My resting heart rate dropped. My biological age became younger. My body became stronger. My mind became clearer. Long hikes felt easier. The numbers weren't the story. Adaptation was. For the first time, I wasn't just reading neuroscience week after week. I was watching it happen inside my own body. And that's when something clicked. Movement starts the change. Recovery allows the change. Adaptation becomes the change. And performance is simply the evidence that the change occurred. That realization became the foundation for everything you're about to hear this season. The Brain's Operating System As I reviewed hundreds of conversations with world-leading researchers over the past seven years, I realized these ideas weren't isolated discoveries. They fit together. Like pieces of one much larger puzzle. Today, I call that framework... The Brain's Operating System for Human Performance. It's built on five interconnected phases. Each one depends on the one before it. Phase 1 — Regulation & Safety[i] Before the brain can learn... it must first feel safe. Phase 2 — Neurochemistry & Motivation Meaning creates motivation. Motivation creates action. Action begins change. Phase 3 — Movement, Adaptation & Performance Movement changes the brain. Adaptation changes the body. Together they create lasting performance. Phase 4 — Perception & Social Intelligence Understanding ourselves. Understanding others. Building trust. Strengthening relationships. Phase 5 — Integration & Meaning Where knowledge becomes wisdom. Experience becomes insight. Performance becomes purpose. Performance doesn't begin at the finish line. It begins with the foundations. And every phase strengthens the next. Why Phase 3 Matters For decades we've treated learning as though it happens inside classrooms... inside books... inside meetings... inside our heads. But evolution tells a very different story. The brain didn't evolve to sit still. It evolved to move. Movement came first. Learning followed. Every step we take increases blood flow. Releases powerful neurochemicals like BDNF. Sharpens attention. Improves executive function. Creates the biological conditions for learning. Movement isn't simply exercise. It's the input that begins one of the most remarkable biological cycles in the human body. The Power of Loops I had to create another loop to show how this works. Nature rarely works in straight lines. Our hearts beat in rhythms. Our lungs breathe in cycles. Sleep follows repeating stages. The seasons repeat. Life itself is built on loops. Human performance is no different. The greatest mistake we've made is thinking performance is a destination. Or an end result that we will celebrate when we get there. Neuroscience shows us it's actually a cycle. One that repeats every single day. I call it... The Movement Loop. One of the biggest shifts I've made while building this framework is changing the way I think about exercise. Most of us think the workout is the goal. Or we think “I've got to go the gym” and I'm not sure about you, but my old way of thinking used to be something along the lines of “to burn fat, or calories, or so I can create a deficit with the workout.” But Neuroscience—and exercise physiology—tell us something very different. The workout is only the beginning. Think of it by looking at the movement loop. Movement is the Input Every system begins with an input. For our bodies, that input is movement. Whether it's a walk around the neighborhood, a strength-training session, a yoga class, or a hike in the mountains, movement sends a message to the brain and body. It says: "Something is being asked of you." The brain responds immediately. Blood flow increases. Attention sharpens. Neurochemicals like BDNF are released. The nervous system begins preparing for change. Movement isn't what changes us. Movement is what tells the body that change is needed. Adaptation is the Process This is where the real transformation happens. Not while we're exercising. But afterward. During recovery. While we sleep. While proteins rebuild muscle. While neural pathways strengthen. While the cardiovascular system becomes more efficient. While the brain reorganizes itself through neuroplasticity. Adaptation is the body's remarkable ability to respond to the demands we've placed upon it. If we repeat the right inputs consistently, the body doesn't simply recover. It becomes more capable. This is why recovery isn't the opposite of growth. Recovery is the process that makes growth possible. Performance is the Output Performance is simply the visible result of this successful adaptation. It's thinking more clearly during an important meeting. Remembering information more easily. Feeling stronger day to day. Recovering faster after stress. Leading with greater confidence. Sleeping more deeply. Seeing your resting heart rate decline. Watching your VO₂ Max improve. Noticing your biological age become younger. Performance isn't one great day. Or one workout. It's the evidence that your brain and body have adapted over time to your repeated efforts. Then the Cycle Begins Again The beautiful part is that the process never ends. Today's performance becomes tomorrow's starting point. As you become more capable, your brain and body are ready for the next challenge. So you move again. You recover again. You adapt again. You perform at an even higher level. This is why I call it The Movement Loop. It's not a one-time event. It's a lifelong cycle of growth. Every walk. Every workout. Every good night's sleep. Every recovery day. Every healthy habit. You're sending your brain and body another message: "I'm becoming a little more capable than yesterday." That's how sustainable human performance is built. Not through one extraordinary effort. But through thousands of ordinary repetitions that, over time, create extraordinary results. Movement The body moves. The brain responds. ↓ Brain Activation Blood flow increases. BDNF and other neurochemicals are released. The brain becomes ready to learn. ↓ Attention Executive function improves. Focus sharpens. Mental readiness increases. ↓ Learning New neural pathways strengthen through repetition and experience. Knowledge becomes skill. ↓ Recovery Sleep, regulation, and restoration allow the brain and body to rebuild. Recovery isn't the opposite of growth. Recovery is what makes growth possible. ↓ Adaptation The nervous system becomes more efficient. The cardiovascular system becomes stronger. Metabolism improves. The brain becomes more resilient. The body becomes more capable. ↓ Performance Performance isn't a single event. It's a capacity. The ability to think clearly. Learn faster. Recover better. Move more efficiently. Lead with greater confidence. ↓ Confidence Success reinforces belief. Belief increases motivation. Confidence encourages us to move again. And the cycle repeats. The Movement Loop doesn't end with performance. Performance creates confidence. Confidence inspires more movement. And every repetition builds a stronger brain and a stronger body. Throughout this phase we'll explore every step of this loop with some of the world's leading experts.   Movement changes the brain. Adaptation changes the body. Performance changes your life.   The Experts EP 403 — Dr. Chuck Hillman & Paul Zientarski Movement is the Trigger We'll discover why exercise is one of the most powerful ways to prepare the brain for learning through BDNF, executive function, cognition, and academic performance. Key takeaway: Every adaptation begins with movement.   EP 404 — Dr. John Ratey The Brain Adapts We'll revisit the groundbreaking work from his book Spark to understand how exercise literally rewires the brain through neuroplasticity and prepares us for learning. Key takeaway: Exercise changes the brain before it changes performance. EP 405 — Kristen Holmes Adaptation Happens During Recovery We'll explore why sleep, recovery, nervous system regulation, and capacity building determine whether the body actually adapts. This is also where I'll share my own WHOOP data—including recovery trends, resting heart rate, and biological age—to show how adaptation becomes measurable. Key takeaway: Recovery builds capacity. Consistency creates adaptation. EP 406 — Dr. John Medina Learning Creates Better Performance Attention, memory, and learning science come together to explain how movement-supported learning becomes real-world performance. Key takeaway: What we learn shapes how we perform. EP 407 — Jason Whitrock Adaptation Changes the Body We'll explore metabolic health, brain energy, body composition, VO₂ Max, and performance capacity while connecting the neuroscience of movement with measurable physiological adaptation. This is where I'll bring together my own data on muscle gain, fat loss, cardiovascular fitness, and healthy aging. Key takeaway: Movement changes the brain. Adaptation changes the body. Together they transform performance. Bonus Episodes Throughout Phase 3 I'll also be sharing several bonus episodes using my own health data as a living case study. We'll explore: Why recovery is built—not found (so we need to build it into our day strategically). The story behind my resting heart rate. How adaptation changed my body. How it works when you Move Today so you can become Younger Tomorrow. Restorative Sleep Sleep Stress These episodes connect neuroscience to real-world data and show what happens when consistent habits become measurable biological change. Because neuroscience isn't just something we study. It's something we can measure. It's something we can experience. And ultimately... it's something we can use to become healthier... stronger... more resilient... and more capable throughout every stage of life. Key Takeaways for Today Movement is the input. (what we do) Every meaningful change begins with movement. It prepares the brain for learning by increasing blood flow, oxygen, and neurochemicals like BDNF that support attention, learning, and neuroplasticity. The actions we choose every day that provide the brain and body with a stimulus for change. Movement Exercise Walking Strength training Recovery habits Nutrition Sleep Adaptation is the process. The workout doesn't change you. Your body's response during recovery does. Every period of quality sleep, recovery, and restoration is an opportunity for your brain and body to become stronger and more efficient.          Adaptation — What Happens         The brain and body respond to those inputs by becoming more efficient and more capable. Neuroplasticity Increased BDNF Stronger neural pathways Improved cardiovascular fitness Muscle repair and growth Better metabolic health Nervous system regulation Performance is the output. High performance isn't something we find—it's something we build. Every repetition of the Movement Loop increases your capacity to learn, lead, recover, and perform.           Output — The Result          The measurable improvements we experience because of adaptation. Better focus Faster learning Higher energy Greater resilience Lower resting heart rate Improved VO₂ Max Better body composition Higher performance Greater healthspan What gets measured becomes visible. Tracking meaningful metrics—such as recovery, resting heart rate, VO₂ Max, sleep, or body composition—helps you see adaptations that would otherwise go unnoticed and reinforces the habits creating them. Your brain and body are one interconnected system. Better thinking, stronger physical health, emotional resilience, and sustained performance all emerge from the same biological process of movement, adaptation, and continuous growth.   Tips to Implement This Week ✓ Move with purpose every day. Aim for 30–60 minutes of purposeful movement—whether it's a brisk walk, strength training, cycling, yoga, or hiking. Remember, consistency matters more than intensity. Every movement is a signal to your brain and body to adapt. A walk after dinner, when kept consistent, can have an incredible impact on your overall health improvement. You don't need to go all out for results to show up. Start paying attention to your body's signals. You don't need a WHOOP or smartwatch to begin. Simply notice how you feel before and after movement. Ask yourself: Do I think more clearly? Is my mood better? Do I have more energy? Am I sleeping better? Your body is always giving you feedback. Learn to listen. ✓ Protect your recovery. Treat tonight's sleep as part of today's workout. Prioritize restorative sleep, manage stress, and allow your brain and body the time they need to repair, rebuild, and become stronger. We are all at different stages here. This one is always a work in progress for me. I ran into someone I used to see every Saturday on the hiking trails this morning, and I asked him where he had been, or if he was hiking at a different time. I used to see him like clockwork and I noticed he wasn't there as usual. He told me that he was protecting his sleep, and worked out indoors more when the weather was getting hot. In order to beat the heat in AZ, early mornings are the best time for this, but this guy knew to protect his recovery. I thought it was brilliant that he was able to practice what he knew to be important. ✓ Measure one meaningful metric. Choose one health measure—such as your resting heart rate, sleep quality, daily steps, recovery score, or VO₂ Max—and observe how it changes over time. You're not looking for perfection; you're looking for patterns that reveal adaptation. I'll share what I noticed over time on our bonus episodes by watching certain metrics. This has been one of my biggest discoveries. For years I assumed harder was always better. But when I compared my data…you can see 2 of my data charts in the show notes. I found something surprising. A long hike and a morning walk created very different responses. My hikes pushed my cardiovascular system into higher heart-rate zones. My walks kept me primarily in Zone 1 while reducing stress and supporting recovery. Both improved my health. They simply trained different systems. Instead of asking… “Was today's workout hard enough?” Ask… “What system am I training today?” ✓ Move before you think. Before beginning a challenging project, studying for an exam, or making an important decision, spend five to ten minutes moving your body. Then notice how your focus, mood, creativity, and mental clarity improve. ✓ Think in loops, not isolated workouts. Instead of asking, "Did I exercise today?" ask yourself: "How did I support tomorrow's brain today?" Every walk. Every workout. Every healthy meal. Every recovery day. Every night of restorative sleep. Each one is another step around the Movement Loop—helping your brain learn, your body adapt, and your performance improve over time. Review & Conclusion Review and Conclude EP 402, Phase 3: Movement, Adaptation & Performance. As we close today, I hope you're (like I did) beginning to see movement differently. Not simply as exercise. Or to burn calories. Not simply as another item on your to-do list. But as the biological signal that tells your brain and body it's time to grow. Throughout Phase 3, we'll discover that movement does far more than strengthen muscles. It sharpens attention. It accelerates learning. It builds resilience. It strengthens the nervous system. It improves recovery. And over time, it transforms both the brain and the body through the remarkable process of adaptation. This season isn't about becoming an elite athlete. It's about becoming someone who understands how lasting performance is built. Together, we'll explore one simple but powerful truth: Movement is the input (what we do) Adaptation is the process (what happens when we do it) Performance is the output (what we get from doing it) Then the cycle begins again. That's the Movement Loop. Every walk. Every workout. Every night of restorative sleep. Every healthy choice. Every recovery day. Each one is another opportunity to build a stronger brain, a healthier body, and a greater capacity to learn, lead, and perform. Because when movement changes the brain... the brain changes the body. And when the brain and body begin working together... performance is no longer something we chase. It's something we build— one movement, one recovery, one adaptation, one day at a time. Next week, we'll begin our journey around the Movement Loop with EP 403, revisiting Dr. Chuck Hillman and Paul Zientarski, where we'll discover why every lasting transformation begins with movement—and why a single step today can change the trajectory of our brain, our health, and our performance tomorrow. Thank you for joining me, and I'll see you next week. RESOURCES: Phase 1 Anchor Episodes Episode 384 — Dr. Baland Jalal Curiosity, Sleep & Imagination → How curiosity, sleep, and imagination prepare the brain for learning and creativity. Episode 385 — Dr. Bruce Perry Trauma, Rhythm & Relational Safety → Why regulation and safety are the foundation for learning and performance. Episode 386 — Thoryn Stephens Biometrics & Performance → Turning HRV, sleep, and metabolic data into actionable performance strategies. Episode 387 — Dr. Sui Wong Lifestyle Medicine & Brain Health → How autonomic balance and healthy habits build long-term brain resilience. Episode 388 — Rohan Dixit HRV & Self-Regulation → Developing nervous system awareness through real-time biofeedback and HRV. Phase 2 Anchor Episodes Episode 393 — Bob Proctor Belief → Why our beliefs determine the actions we take and the results we create. Episode 394 — Dr. Caroline Leaf Thought Patterns → How our thoughts shape neurochemistry, behavior, and long-term performance. Episode 395 — Dr. John Medina Attention & Reward → Why attention determines what the brain values, remembers, and learns. Episode 396 — Dr. Anna Lembke Neurochemistry & Reinforcement → How dopamine reinforces behavior and why sustainable motivation matters more than borrowed dopamine. Episode 397 — Dr. Chuck Hillman Movement & Brain Activation → How physical movement prepares the brain for learning, focus, and performance. Episode 398 — Dr. Friederike Fabritius Neuroleadership & Energy → How to manage brain energy and sustain high performance over time. REFERENCES: [i] Neuroscience Meets Social and Emotional Learning Podcast EPISODE 384 “How Learning Begins in the Brain: Sleep, Safety and Curiosity (Revisiting Dr. Baland Jalal) https://andreasamadi.podbean.com/e/hypnagogic-genius-capture-your-best-ideas-at-the-edge-of-sleep/    

Welcome Back to the WHOOP Podcast's Science of Human Performance Series! This week, WHOOP Global Head of Human Performance and Principal Scientist Dr. Kristen Holmes sits down with WHOOP SVP of Research, Algorithms, and Data Emily Capodilupo for a deep dive into the science behind the WHOOP Sleep Score and the habits that have the biggest impact on restorative sleep.Emily explains why sleep consistency is one of the strongest predictors of performance, recovery, and long-term health, and walks through the four metrics that make up your WHOOP Sleep Score: sleep duration, consistency, efficiency, and sleep stress. Together, Dr. Holmes and Emily unpack how nutrition, exercise, alcohol, stress, and your daily routines influence sleep quality, share practical strategies for falling asleep and staying asleep, and discuss how poor sleep can sometimes be an early signal of underlying health issues.Whether you're looking to better understand your WHOOP data or simply wake up feeling more rested, this episode offers a science-backed framework for building healthier sleep habits that last.01:11 How WHOOP Built The Sleep Algorithm02:17 The 4 Pillars of Sleep: Duration, Consistency, Efficiency, & Stress03:20 The Secret To You Best Night's Sleep: Sleep Consistency08:06 Sleep Efficiency Explained11:38 Impact of Alcohol on Sleep Quality18:01: How Your Day Shapes Your Night19:34: Exclusive Offer For WHOOP Podcast Listeners20:07: How Sleep Stress Impacts How Rested You Feel24:08: Is Your Sleep Normal?25:48: Why Sedatives Don't Actually Make You Sleep Better26:59: Defining and Combatting The 2 Types of Insomnia28:57: Light Timing: Benefits of Red Light Therapy on Sleep 30:57: Winding Down Before Sleep: Breathwork & Stress Reduction34:07: Understand Your Health with WHOOP Advanced Labs34:41: Impact of Exercise on Your Ability to Fall Asleep 42:40: How to Prepare for Sleep & Stay Asleep44:28: What Your Lab Results Can Tell You About Sleep 53:40: Creating Contrast Between Day and NightSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

Welcome back to the WHOOP Podcast How To Series! This week, Global Head of Human Performance Principal Scientist Dr. Kristen Holmes sits down with double-board certified physician, nutritionist, and gut health expert Dr. Amy Shah to teach you how to fix your gut through nutrition and lifestyle behaviors. Gut health is essential for energy, recovery, and immunity, making it a critical component for overall health and longevity. Dr. Shah reveals the powerful connection between gut health, hormones, and brain function, along with the tools and framework you need to impact your overall performance. The conversation dives into science-backed strategies to help optimize your health from the inside out. From fiber intake to morning sunlight, meal-timing, and movement, this episode will teach you how to fix your gut health in a matter of days.(01:01) Introducing Dr. Amy Shah, Gut Health Expert(02:56) Dr. Shah's Career: (10:43) What Is The Gut-Brain Connection?(15:21) Where To Start When You Experience Low Energy(21:07) Exclusive Offer For WHOOP Podcast Listeners(21:40) The Universal Rules of Gut Health(24:36) The 30-30-3 Diet: The Nutrition Guide For Your Gut(30:18) Exercise's Influence on Gut Health(35:11) Fiber: The Secret Ingredient To Longevity(37:23) How The Gut Helps Hormone Regulation(38:14) Protecting The Immune System(43:17) Refer A Friend To WHOOP(43:54) Reducing Inflammation (And How WHOOP Coach Can Help)(46:03) The Impact of Alcohol on Gut and Brain Inflammation(50:17) Can Spending Time In Nature Improve Longevity?(53:37) Does Food Timing Really Matter For Overall Health?(01:04:07) WHOOP Advanced Labs(01:04:42) Do GLP-1s Impact The Gut?(01:09:53) Intermittent Fasting: Online Fad or Recommended Path to Wellness(01:16:43) Where To Start: Dr. Shah's Best Advice For Regulating Your Gut(01:18:05) Thanks For Listening!  Follow Dr. ShahInstagramTikTokWebsiteSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

In this episode of The Athletes Compass Podcast, Dr. Kristen Holmes, Global Head of Human Performance at Whoop, explains why sleep-wake consistency may be one of the most powerful yet overlooked drivers of performance, recovery, and long-term health. Drawing from years of athlete and wearable data, she shares how regular sleep timing is linked to better physiology, improved resilience, and stronger performance outcomes across sports. The conversation also covers practical circadian habits, including morning light, moderate exercise, breathwork, and time-restricted eating, plus strategies for athletes racing early, parents navigating broken sleep, and women experiencing perimenopause or menopause.Key episode takeawaysSleep-wake consistency may be more predictive of performance than many athletes realize.Even Division I athletes may show declines in resting physiology with as little as 45 minutes of sleep timing variability.Sleep consistency helps drive sleep quality, restoration, and autonomic robustness.Four free habits can support better sleep consistency: morning natural light, moderate activity, slow-paced breathing, and time-restricted eating.Low-to-moderate intensity exercise can act as a recovery-promoting tool, while high-intensity work should be used strategically.Breathwork after stress can help prevent stress from accumulating across the day and disrupting sleep onset.Eating most calories during daylight hours may support circadian alignment and reduce competition between digestion and sleep.For early races or travel, athletes can “bank resilience” by staying consistent in the days and weeks before disruption.Parents with young children should treat poor sleep as a temporary phase, use strategic naps, protect early-night sleep, and avoid bright light during night wakings.Fitness appears protective across many contexts, including shift work, menopause symptoms, and general resilience.Four core circadian behaviors that improve cardiorespiratory fitness through consistent sleepPaul Warloski - Simple Endurance CoachingMarjaana Rakai | Nordic Performance Lab

Welcome to the Science of Human Performance Series where we are breaking down the key metric for you to improve your fitness. This week, we're unpacking Strain with WHOOP Global Head of Human Performance, Principal Scientist Dr. Kristen Holmes and WHOOP Staff Research Scientist Dr. Greg Grosicki. Together, Dr. Holmes and Dr. Grosicki explore how both cardiovascular and musculoskeletal load are taken into account when measuring a member's daily strain to help balance training, recovery, and build long-term fitness. The conversation explains the influence of WHOOP Strain on overall fitness goals, from improving fitness to supporting weight management, and increasing VO₂ max. This episode will give practical guidance on your training routine, helping you build the habits necessary for performance, healthspan, and longevity. (00:00) Looking To Gain Fitness? WHOOP Strain Can Help(01:25) What is Strain?(02:07) How Does WHOOP Measure Strain?(03:21) What Is The Neuromuscular System – Why Does It Matter For Strain? (03:57) How Does WHOOP Measure Musculoskeletal Load?(08:09) Creating Impactful Strain Recommendations: WHOOP Coach(11:16) Exclusive Offer For WHOOP Podcast Listeners(11:50) Why Is Strain Measured on a 21-Point Scale?(16:37) The Power of Consistency: Improving Fitness By Following Strain Coach(23:21) Refer A Friend: Get 2 Months Free!(23:56) Is Strain The Biggest Lever For Improving Cardio Health? (24:57) How To Improve Strain (Habits For Busy Individuals)(27:03) Focussing on Heart Rate Zones(29:32) What Does VO2 Max Tell About Strain?(32:21) Building A Fitness Routine: Is Changing Strain Activities More Effective?(39:06) Exclusive WHOOP Advanced Labs Offer(39:40) Can You Still See Fitness Gains With High Strain & Low Recovery? (41:01) Greg & Kristen's Go-To Strain Activities For Fitness(44:50) Thanks For Listening: New Member Offer & WHOOP Apparel & Accessories DiscountSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

Episode 399 reviews Phase 2 of Season 15 and introduces the Motivation Loop — the sequence of meaning, belief, attention, action, reward, and recovery that drives sustained effort. The episode explains common loop breakers (loss of meaning, negative thoughts, distracted attention, too much challenge, poor recovery, and no visible progress) and how to diagnose which link is failing. Practical takeaway: identify your gap, reconnect purpose, protect attention, celebrate small wins, and balance challenge with recovery to keep motivation alive. In This Episode 399, We Will Cover: ✅ The Motivation Loop — what it is, why it matters, and how it influences behavior, focus, effort, and achievement. ✅ What Keeps the Loop Alive — the role of meaning, belief, attention, action, reward, recovery, and growth. ✅ What Breaks the Loop — how loss of meaning, negative thoughts, distraction, lack of progress, poor recovery, and burnout weaken motivation. ✅ The Neuroscience of Motivation — why the brain repeats what it rewards and how dopamine reinforces behavior. ✅ The Difference Between Challenge and Burnout — finding the sweet spot where effort creates growth instead of exhaustion. ✅ My Personal Motivation Loop Story — how I watched my own loop begin to break in real time while pushing too hard with hiking and what I learned from it. ✅ How to Repair a Broken Loop — practical strategies to restore motivation before burnout takes hold. ✅ The Anterior Mid-Cingulate Cortex (AMCC) — the brain region associated with persistence, self-regulation, resilience, and doing hard things. ✅ Why Doing Hard Things Grows the Brain — how meaningful challenges strengthen the neural circuits responsible for sustained effort. ✅ Finding Your Gap — using our Brain's Operating System framework to identify where your system may be out of alignment. ✅ The Biggest Lessons from Phase 2: Neurochemistry & Motivation — insights from Bob Proctor, Dr. Caroline Leaf, Dr. John Medina, Dr. Anna Lembke, Dr. Chuck Hillman, and Friederike Fabritius. ✅ What's Next — a preview of Episodes 400 and 401 on Leadership and Trust, and our transition into Phase 3: Movement, Learning & Cognition. Key Question of the Episode "When motivation begins to disappear, have we lost our drive—or is there simply a broken link in the loop?" Aha Moment The goal isn't to push harder. The goal is to identify the broken link, repair it, and keep the loop alive. EP 399: The Motivation Loop: What Keeps It Going—and What Breaks It? Welcome back to the Neuroscience Meets Social and Emotional Learning Podcast. This week, we're wrapping up Phase 2: Neurochemistry and Motivation. Over the past several months, we've explored some of the most important drivers of human behavior, attention, effort, learning, and performance. Through the work of Bob Proctor, Dr. Caroline Leaf, John Medina, Dr. Anna Lembke, Chuck Hillman, and Friederike Fabritius, we've been focused on one fundamental question: What drives sustained effort and forward movement? Today, I want to zoom out and connect everything we've learned into one simple framework: The Motivation Loop. More importantly, we'll look at: What keeps the loop going What causes it to break How we can strengthen it over time And why doing hard things may actually help grow parts of our brain responsible for persistence and self-regulation. The Brain's Operating System of Human Performance Before we dive into the Motivation Loop, let's remember what we've covered so far. One of the biggest insights from neuroscience is that high performance doesn't happen in one part of the brain. It happens through a sequence. Just like a computer has an operating system, our brains have an operating system for learning, achievement, and human performance. Over the past several months, we've been building that system one phase at a time. Phase 1: Regulation & Safety REGULATE The first question we asked was: "Is the nervous system safe enough to learn?" Before motivation... Before focus... Before performance... The brain must first feel regulated. Through guests like Bruce Perry, Kristen Holmes, Antonio Zadra, and Sui Wong, we learned that: Sleep matters Recovery matters Rhythm matters Our Stress levels matter A dysregulated brain struggles to learn. No regulation. No learning. Phase 2: Neurochemistry & Motivation ENGAGE Once the brain is regulated, we move to the next question: "What drives behavior, focus, and sustained effort?" This is the phase we've just completed. We explored: Dopamine Belief Thought patterns Attention Reward Burnout Energy And perhaps the biggest lesson from this phase was: The brain repeats what it rewards. This became the foundation of what I've called: The Motivation Loop: What Keeps the Loop Going? Looking at this graphic, notice the green side first. The healthy loop begins with: Meaning and Purpose When we know why something matters, effort becomes easier to sustain. This was Bob Proctor's message and the message that launched author Simon Sinek's entire career (Knowing Your Why). People can tolerate enormous challenges when the goal is meaningful. Example: Learning a New Skill Imagine someone deciding to learn a new language. At first: Progress is slow. Mistakes are frequent. The work feels uncomfortable. But they have a purpose. Maybe they want to connect on a deeper level with family. Maybe they want to travel. Maybe they want a new career opportunity. Purpose keeps them engaged long enough to continue with the hard work.   Belief Shapes Thought If I believe I can improve, my thoughts become more constructive. This was Dr. Caroline Leaf's work. Our thoughts influence our neurochemistry. Positive thoughts don't guarantee success. But they keep us moving toward it. Attention Drives Growth This was John Medina's contribution. Attention determines what the brain decides matters. The brain learns what we repeatedly focus on. What we attend to, we strengthen. Action Creates Progress Once attention is focused, behavior follows. We study. We practice. We train. We learn. Reward Reinforces Behavior This was Dr. Anna Lembke's work. The reward doesn't have to be huge. Sometimes it's simply noticing progress. The brain says: "That effort produced a result." And the loop continues. Example: Exercise A person begins walking 20 minutes every day. Week 1: No major changes. Week 2: Energy improves. Week 3: Sleep improves. Week 4: Resting heart rate begins dropping. The brain notices progress. The effort feels worthwhile. The loop strengthens. The behavior repeats. We have spent a lot of time on understanding how to keep the loop from breaking. How the Loop Breaks Now let's look at the red side. How the loop breaks. The loop rarely breaks all at once. Usually one link weakens first. Then the others follow. Loop Breaker #1: Loss of Meaning What Happened? A student studies only to pass a test. The test ends. The reason disappears. Motivation disappears. The loop breaks because there is no longer a compelling "why." What Could Have Prevented It? Reconnect to purpose. Instead of: "I have to study for this test." Shift to: "I'm building skills for the future version of myself." Bob Proctor taught us that goals are not just about achievement. They're about growth. Loop Repair Ask: "Why does this matter beyond today?" When meaning returns, motivation returns.   Loop Breaker #2: Negative Thought Patterns What Happened? Someone starts a health journey. After a difficult week they think: "I'm failing." "Nothing is changing." "I'll never get there." Their attention shifts toward evidence of failure. The loop weakens. What Could Have Prevented It? Focus on progress instead of perfection. Dr. Caroline Leaf would remind us that thoughts influence neurochemistry. A better question might be: "What is improving that I haven't noticed yet?" Loop Repair Look for small wins. Better sleep More energy More consistency Better habits Progress fuels dopamine. Dopamine fuels effort.   Loop Breaker #3: Distracted Attention What Happened? You sit down to work. A text arrives. Then email. Then social media. Then another interruption at your office door. Attention becomes fragmented. Learning slows. Progress slows. Reward disappears. What Could Have Prevented It? Protect your attention. John Medina taught us: Attention determines what the brain decides matters. Loop Repair Create: 30-minute focus blocks Phone-free work periods (with notifications turned off) One-task-at-a-time sessions The brain rewards completion. Not multitasking.   Loop Breaker #4: Too Much Challenge What Happened? This one surprises many people. Doing hard things strengthens the brain. But doing impossible things breaks the loop. A person starts: A new diet A new exercise plan A new business A new habit And tries to change everything at once. The challenge becomes overwhelming. What Could Have Prevented It? Start smaller. The AMCC grows when challenges are difficult but achievable. Loop Repair Ask: "What's the smallest difficult thing I can consistently repeat?" Not: "What's the hardest thing I can do today?"   Loop Breaker #5: Poor Recovery/Low Energy   What Happened? This is actually my hiking example that I've mentioned previously. Everything was working. My recovery improved. My WHOOP age improved 6.4 years younger than my actual age. My fitness improved- v02 max increased. Then I increased the challenge. Longer hikes. More strain. More effort. But not enough recovery time in between. I could actually see the reward disappearing in real time. The effort at the end of these longer hikes felt exhausting instead of energizing. I know that doing difficult things makes my brain stronger, but I was close to giving up on something I really enjoyed. What Could Have Prevented It? Recovery needed to increase alongside challenge. The mistake wasn't hiking, or making the hike more challenging. The mistake was believing: More is always better. Loop Repair Alternate: Hard days Easy days Increase recovery as strain increases. As Friederike Fabritius taught us: Performance isn't built through effort alone. It's built through effort and recovery. Once I put more attention on recovery before pushing again, the broken motivation loop repaired, and the end of those difficult hikes became energizing again (with the right amount of rest).   Loop Breaker #6: No Visible Progress What Happened? A salesperson makes: 50 calls 100 calls 150 calls No results. The brain begins asking: "Why bother?" The reward disappears. What Could Have Prevented It? Measure leading indicators instead of outcomes. Instead of focusing only on sales: Track: Calls completed Meetings booked Relationships built Skills improved Loop Repair Celebrate effort metrics. Not just outcome metrics. The brain needs evidence that effort matters. Also, if the strategy you are using is not yielding results, try a different one. Ask others who are having success, what they are doing, and how they are getting results. Once you can identify where your loop is breaking, fixing it requires doing something that you were not doing before.   The Big Lesson Every loop break in this phase points back to one question: What link failed? Was it: Meaning? Thoughts? Attention? Progress? Recovery? Challenge? Because the loop rarely breaks all at once. Usually one link weakens first. And the good news is: If you can identify the broken link, you can repair the loop. What About Doing Hard Things? One of the most fascinating concepts we explored this phase was the work surrounding the: Anterior Mid-Cingulate Cortex (AMCC) This area of the brain appears to play an important role in: Persistence Self-regulation Attention control Doing things we don't feel like doing Research suggests this area strengthens when we repeatedly choose meaningful challenges. Not impossible challenges. Not burnout. Not exhaustion. Meaningful challenges. Example Choosing: The workout you don't feel like doing. The difficult conversation you've been avoiding. The presentation that makes you nervous. The study session when you'd rather scroll your phone. Every time we choose effort over comfort, we may be strengthening the neural systems responsible for persistence and researchers also would say, the will to live. The Secret to Keeping the Loop Going After everything we've learned this phase, the answer is surprisingly simple: The loop stays alive when effort feels worthwhile. That means: ✅ Meaning ✅ Purpose ✅ Focus ✅ Progress ✅ Recovery ✅ Challenge But not too much challenge. Because challenge without recovery becomes burnout. And recovery without challenge becomes stagnation. The sweet spot lies in the middle. Instead of blaming ourselves, we can start diagnosing the system to build a stronger, more resilient version of ourselves. How to Use the "Find Your Gap" Framework Whenever you feel: Stuck Unmotivated Burned out Distracted Overwhelmed Plateaued Ask yourself: Which phase is broken? Because the problem is rarely "everything." Usually it's one phase creating a bottleneck for the others.   Phase 1 Gap: Regulation & Safety Ask: Am I sleeping well? Am I recovered? Is stress overwhelming me? Is my nervous system regulated? Signs This Is Your Gap Anxiety Exhaustion Brain fog Poor sleep Irritability Example A teacher can't focus. They assume they need more motivation. But they're sleeping 5 hours a night. The real gap isn't motivation. It's regulation. Solution Fix: Sleep Recovery Stress management First.   Phase 2 Gap: Neurochemistry & Motivation Ask: Do I still know why this matters? Am I seeing progress? Has the reward disappeared? Have I lost momentum? Signs This Is Your Gap Procrastination Lack of drive Loss of enthusiasm Feeling stuck Example This was your hiking example. You still had the ability. You still had the discipline. You simply stopped feeling rewarded by the effort. Solution Repair the Motivation Loop: Reconnect to purpose Reduce challenge temporarily Improve recovery Look for progress   Phase 3 Gap: Movement, Learning & Cognition Ask: Am I moving enough? Am I physically engaged? Am I learning new things? Is my brain being challenged? Signs This Is Your Gap Low energy Mental sluggishness Poor concentration Feeling mentally flat Example Someone spends 10 hours at a desk. Their motivation is fine. Their sleep is fine. But they're sedentary. Movement is the missing ingredient. Solution Move first. The research from Chuck Hillman and John Ratey suggests movement often improves: Attention Mood Learning Memory   Phase 4 Gap: Perception, Emotion & Social Intelligence Ask: Am I seeing this situation clearly? Am I understanding others? Do I feel connected? Signs This Is Your Gap Conflict Miscommunication Isolation Emotional reactivity Example A leader thinks: "Nobody supports my vision." But the real issue is communication. The gap isn't motivation. It's perception. Solution Improve: Listening Emotional awareness Perspective-taking Relationships   Phase 5 Gap: Integration, Insight & Meaning Ask: Does this align with who I want to become? Am I moving toward something meaningful? Do I have clarity? Signs This Is Your Gap Success without fulfillment Feeling lost Lack of direction Constantly chasing goals Example Someone has achieved everything they wanted professionally. But they still feel empty. The gap isn't performance. It's meaning. Solution Reconnect with: Values Purpose Identity Contribution to the World. The Most Powerful Question At the end of every week, ask: "Where is my gap?" Is it:

On this week's episode of the WHOOP Podcast, WHOOP Global Head of Human Performance, Principal Scientist Dr. Kristen Holmes welcomes Happiness Expert and Yale Professor Dr. Laurie Santos to explore what makes humans happy. This science-backed conversation looks at the key mindset, habits and behaviors that drive a person's happiness, beyond chasing achievements. Dr. Santos shares the information you need to create lasting joy and quiet negative emotions when they arise. Each practical tool shared in this episode will help to overcome stress, perfectionism and create the self-compassion needed to truly improve your everyday life. (00:35) Inside Dr. Laurie Santos's Record-Breaking Yale Course(02:04) Differentiating Happiness and Joy (And How To Find Both)(03:33) The Importance of Finding Purpose(05:52) What Happens When You Aren't Aligned With Your True Self(09:54) The Largest Misconception When It Comes To Happiness(11:40) Happiness in Athletes: Overcoming The Need For Achievement (15:05) Quieting A Negative Mindset (18:52) The Key Mental Shift for Fulfillment(21:36) Fighting Back Against Perfectionist Self Talk(24:50) How Social Comparison is Taking Away (29:39) Impactful Effects of Gratitude and Kindness Meditation(32:26) Creating Psychological Safety & How It Impacts Happiness(33:30) What Role of Sleep Play in Happiness?(39:19) Benefits of Scheduling Your Worry(40:30) The Overwhelming Impact of Social Connection on Health and Happiness(41:50) Social Connection For Extroverts vs Introverts(50:39) Happiness in Marriage: Finding Joy Within Yourself and Your Partner (52:25) How Ruminating In Negative Thoughts Can Hinder Growth(55:38) Attention and Intention in Mindfulness and Meditation(01:01:01) How to Dr. Santos Defines A Good Life(01:01:47) 3 Ways To Bring Happiness Into Your Life TodayFollow Dr. Laurie SantosInstagramYouTubeXWebsiteSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

Elite performance is not a personality trait. It is biology, managed intentionally. In this episode of The Game Changing Attorney Podcast, Michael Mogill sits down with Dr. Kristen Holmes, Global Head of Human Performance at WHOOP, to talk about what health tracking should actually do for you. They break down how to use wearable data without getting trapped in day-to-day noise, why sleep consistency beats chasing perfect sleep duration, and how recovery drives the capacity you need for clear thinking, stable energy, and better decisions. If you want the upside of high output without the crash that usually follows, this conversation gives you the framework. Here's what you'll learn: How to read your data in a way that supports better decisions, not more second-guessing What a strong baseline looks like across HRV, resting heart rate, respiratory rate, and VO2 max A simple starting point to stabilize sleep and recovery before you chase optimization If you want to perform like an outlier, start living like your biology matters. (00:00:00) Introduction (00:02:22) Wearables, Data, and Anxiety (00:05:47) HRV, CV, and Adaptation (00:09:55) VO2 Max and "Hard to Die" (00:14:50) LeBron Rules Apply to Everyone (00:16:56) Sleep Consistency Beats Duration (00:20:32) Sleep Debt and "Social Jet Lag" (00:23:01) Why Deep Sleep and REM Matter (00:25:26) Light Diet and Circadian Alignment (00:28:55) Why "Recovery" Isn't the Couch (00:29:39) Capacity, Stress, and Survival (00:32:37) Train Heart and Build Muscle (00:34:49) Heart Rate and Decision Quality (00:41:36) Wearables vs Drinking (00:43:22) The 80/20 Life and Your "Why" (00:47:24) Purpose, Autonomy, Connection (00:51:41) Building Team Capacity at Work (01:02:18) "Aligned": What the Book Covers (01:06:00) Closing ---- Links & Resources: WHOOP Heart rate variability (HRV) Respiratory rate VO2 max Peter Drucker Dr. Russell Foster's TED Talk Rory McIlroy Scott Galloway "Aligned" by Kristen Holmes ---- Learn what sustainable growth can look like for your firm at crispcoach.com. ---- Do you love this podcast and want to see more game changing content? Subscribe to our YouTube channel. ---- Past guests on The Game Changing Attorney Podcast include David Goggins, John Morgan, Alex Hormozi, Randi McGinn, Kim Scott, Chris Voss, Kevin O'Leary, Laura Wasser, John Maxwell, Mark Lanier, Robert Greene, and many more. ---- If you enjoyed this episode, you may also like: 323. James Lawrence - The Power of One More: A Journey of Grit and Determination 170. Mat Fraser - The Fittest Man on Earth 21. Will Ahmed - Unlocking Human Performance

In this special compilation episode, we explore the evolving science of pregnancy, exercise, and recovery through conversations with two innovative voices in women's health: Dr. Shon Rowan and Dr. Lindsey Mathews. Dr. Shon Rowan, an OB-GYN and researcher, shares groundbreaking insights from his work studying heart rate variability (HRV) throughout pregnancy and postpartum. His findings reveal fascinating physiologic adaptations—including measurable changes in HRV and resting heart rate that begin almost immediately after conception, reverse in the weeks leading up to delivery, and may ultimately rebound postpartum to levels even higher than pre-pregnancy. Dr. Lindsey Mathews, a Doctor of Chiropractic and prenatal movement specialist, offers practical guidance on how women can use HRV as a tool to better understand stress, recovery, and readiness—helping inform training intensity during pregnancy and postpartum in a way that honors the body's changing needs. Together, these conversations challenge outdated beliefs about pregnancy and exercise, highlight the incredible adaptability of the female body, and offer a more informed, empowering perspective on movement during one of life's most transformative seasons. In this episode, we discuss: How HRV and resting heart rate change during pregnancy Why postpartum HRV may exceed pre-pregnancy levels Using HRV trends to guide training and recovery Why pregnancy research has historically been limited The future of wearable technology in women's health How exercise can support—not hinder—a healthy pregnancy and recovery Related Episodes: https://podcasts.apple.com/us/podcast/id1019070179?i=1000532952176Ep 210 -  HRV + Pregnancy with Dr. Shon Rowan  Ep 263 - Resilience, Recovery + Performance with Kristen Holmes https://podcasts.apple.com/us/podcast/id1019070179?i=1000564649843 If you like this episode, please subscribe to Pursuing Health on iTunes and give it a rating or share your feedback on social media using the hashtag #PursuingHealth. I look forward to bringing you future episodes with inspiring individuals and ideas about health. Disclaimer: This podcast is for general information only, and does not provide medical advice. I recommend that you seek assistance from your personal physician for any health conditions or concerns.

In this episode of the WHOOP Podcast How To Series, WHOOP Global Head of Human Performance and Principal Scientist, Dr. Kristen Holmes, sits down with renowned longevity expert, Dr. Darshan Shah, to break down how to maximize longevity. The episode focuses on what truly drives healthspan, drawing from Dr. Shah's own experience as a trauma surgeon. Dr. Shah explains why most chronic diseases are preventable and reversible and why lasting change comes from mastering the fundamentals: sleep quality, daily movement, nutrition, stress management, and consistent data tracking. The conversation explores key biomarkers, the dangers of sedentary living, the role of toxins and environment, and the importance of habit formation, purpose, and emotional health. Together, Dr. Shah and Dr. Holmes reframe longevity not as living longer, but as living better— extending vitality, resilience, and performance throughout life.(00:47) Intro to Dr. Darshan Shah, Longevity Expert(01:14) How Chronic Illness Impacted Dr. Shah Firsthand(06:15) Dr. Shah: From Trauma Surgeon to Longevity Focused Lifestyle(09:30) Building Next Health: Dr. Shah's Impact on the Longevity World(13:10) Biggest Barrier For Patients: What Trends Dr. Shah Is Seeing (19:50) The Influence of a Morning Routine on Health and Longevity(21:36) Looking At The Biggest Game Changer: Movement Throughout The Day(24:26) Eliminating The “All or Nothing” Mentality(28:23) Beyond Sedentary Behavior: Habits Declining Longevity(37:18) Best Biomarkers Promoting Longevity(48:04) Optimization Beyond Nutrition, Sleep, and Exercise (Advanced Advice)(52:28) Combatting Trauma and Understanding The Nervous System(56:18) Dr. Shah's Wellness Wheel: 12 Aspects of Health(58:52) Technological Development In Health and Longevity(59:43) Menopause and Longevity: How Women Can Mitigate Symptoms(01:08:18) Policy Changes That Will Aid Health and LongevityFollow Dr. Darshan ShahInstagram WebsiteDr. Shah's Guide to Minimizing Toxic ExposureDr. Shah's Guide to Biomarkers  Support the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

On this week's episode of the WHOOP Podcast, the WHOOP Research Series continues, sharing science-backed habits to help you improve your golf game. WHOOP Global Head of Human Performance, Principal Scientist Dr. Kristen Holmes and WHOOP Staff Research Scientist Dr. Greg Grosicki break down the groundbreaking new research linking recovery, sleep, and biometrics to the real-world performance of elite golfers. Drawing from one of the largest datasets in WHOOP research history, including 35,000+ nights of sleep data from 389 professional tour-level golfers, Dr. Holmes and Dr. Grosicki reveal how small improvements to sleep and recovery can translate to improved golf performance by more than a few strokes. From physical fitness to stress resilience, this study will help you rethink how you approach your golf game, on and off the green. Check out the full WHOOP Research Study here.(00:50) Using WHOOP To Collect Data on 389 Tour Level Golfers(02:00) Breaking Down The WHOOP Golf Study(03:44) Insights From The Largest Golf Data Set (06:29) The Impact of Recovery on a Golfer's Game(12:30) Behind The Methodology: Looking At Key Biometrics Impacting Golfers(18:22) 5 Years Of Tournaments: Patterns in Metrics and Performance(23:49) Why Recovery Isn't Just About Being In The Green(27:04) Associations Between Recovery and Performance Across Sport(32:56) Influential Impacts From HRV and RHR on Fitness and Performance(37:38) WHOOP and Mentality to Improve Your Golf Game(41:34) 3 Key Lessons To Improve Your Golf GameSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

Andrea Samadi revisits a conversation with sleep researcher Antonio Zadra on why the brain dreams, how REM sleep integrates emotions and memories, and the NextUp model (Network Exploration to Understand Possibilities). Learn that dreaming executes integration largely without recall, how remembered dreams can aid reflection, and practical tips—like keeping a dream log and noting emotions—to use sleep-based processing for insight, creativity, and problem solving within Season 15's roadmap from regulation to integration. How the Brain Integrates Insight During Sleep Review of EP 104 (Jan 2021) with Antonio Zadra In this episode, we revisit our conversation with sleep scientist Antonio Zadra to explore why the brain dreams—and how sleep helps us integrate learning, solve problems, and spark creativity. ✅ What You'll Learn in This Episode ✔️ Why dreams are not random—and what purpose they serve ✔️ The NEXTUP model (Network Exploration to Understand Possibilities) and how the brain explores ideas during sleep ✔️ How dreams connect past experiences, present challenges, and future possibilities ✔️ Why the brain is actively working “offline” while you sleep ✔️ How dreaming supports problem-solving and creative insight ✔️ The role of REM sleep in memory consolidation and emotional processing ✔️ Why dreams help regulate stress and emotional experiences ✔️ Why you don't need to remember your dreams for them to be effective ✔️ The truth about dream interpretation (and why there is no universal meaning) ✔️ How to use dream recall as a tool for self-reflection and awareness ✔️ Why insight from dreams often appears later—not in the moment Key Concept

Host Andrea Samadi revisits a 2021 conversation with Dr. Kristen Holmes (VP of Performance Science at WHOOP) to explain how measuring sleep, recovery, and strain transforms performance and resilience. The episode emphasizes that small daily habits in downtime—sleep, HRV, hydration, and strategic movement—create a sustainable competitive advantage. Practical tips include tracking one recovery metric, building a shutdown routine, auditing downtime choices, prioritizing consistent sleep, and balancing strain with recovery so you can train smarter, reduce stress, and improve focus and wellbeing. For today's EP 390, we cover: ✔ What “What gets measured gets improved” really means for performance ✔ How sleep, recovery, and strain work together as one system ✔ Why recovery—not effort—is the true driver of results ✔ The hidden cost of high strain without adequate sleep ✔ How to use data to match your effort to your recovery capacity ✔ The difference between training harder vs. training smarter ✔ Why shorter, intentional workouts can outperform longer sessions ✔ How wearable data (like WHOOP) builds awareness and better decision-making ✔ The connection between overtraining, inflammation, and performance plateaus ✔ How to create sustainable performance through balance, not extremes Welcome back to Season 15 of the Neuroscience Meets Social and Emotional Learning Podcast. I'm Andrea Samadi, and here we bridge the science behind social and emotional learning, emotional intelligence, and practical neuroscience—so we can create measurable improvements in well-being, achievement, productivity, and results. When we launched this podcast seven years ago, it was driven by a question I had never been taught to ask— not in school, not in business, and not in life: If results matter—and they matter now more than ever—how exactly are we using our brain to make these results happen? Most of us were taught what to do. Very few of us were taught how to think under pressure, how to regulate emotion, how to sustain motivation, or even how to produce consistent results without burning out. That question led me into a deep exploration of the mind–brain–results connection—and how neuroscience applies to everyday decisions, conversations, and performance. That's why this podcast exists. Each week, we bring you leading experts to break down complex science and translate it into practical strategies that we can all apply immediately. Season 15 we've organized as a review roadmap, where each episode explores one foundational brain system—and each phase builds on the one before it. Season 15 Roadmap: Phase 1 — Regulation & Safety Phase 2 — Neurochemistry & Motivation Phase 3 — Movement, Learning & Cognition Phase 4 — Perception, Emotion & Social Intelligence Phase 5 — Integration, Insight & Meaning PHASE 1: REGULATION & SAFETY Staples: Sleep + Stress Regulation Core Question: Is the nervous system safe enough to learn? Anchor Episodes Episode 384[i] — Baland Jalal How learning begins: curiosity, sleep, imagination, creativity Episode 385[ii] — Bruce Perry “What happened to you?” — trauma, rhythm, relational safety Episode 387[iii] Sui Wong Autonomic balance, lifestyle medicine, brain resilience Episode 389[iv] Rohan Dixit HRV, real-time self-regulation, nervous system literacy Episode 390 Dr. Kristen Holmes (Whoop) Recovery Metrics, physiological readiness Episode 391 Antonio Zadra Sleep, dreaming, REM Integration EPISODE 390 — Dr. Kristen Holmes Recovery Metrics, physiological readiness. In Phase 1: Regulation & Safety, we are asking one essential question: Is the nervous system safe enough to learn? And today we cover this topic as we travel back to May 2021 for EP 134[v] when we first met Dr. Kristen Holmes, the VP of Performance Science at Whoop. Back then, I had just turned 50 and purchased the Whoop wearable tracker to help me to improve my weakest link (at the time): Sleep. For today's EP 390 — We revisit this earlier episode with Dr. Kristen Holmes and her work that centers on one powerful truth: What gets measured gets improved. In our original conversation, we explored sleep, recovery, and strain — and how understanding your body's data can transform performance, health, and resilience. This episode bridges physiology and performance — showing how awareness becomes optimization. A lot has changed with the Whoop wearable device in the past 5 years and you don't need to use a wearable to tune into our conversation, to see how we can improve YOUR weakest link (once you have discovered what it is).

On this month's episode of the WHOOP Podcast How To Series, WHOOP Global Head of Human Performance, Principal Scientist Dr. Kristen Holmes sits down with renowned neuroscientist and author of The Stimulated Mind Dr. Tommy Wood. Dr. Holmes and Dr. Wood share the key habits to “future-proof” your brain against dementia, ensuring you stay sharp throughout all stages of life. Dr. Wood highlights the importance of activating your brain, outside of the monotonous routine of daily life through exercise, learning a language or instrument, or picking up a new hobby. This episode will provide you with the key tools, habits, and knowledge to protect your brain health, avoid burnout, and add more life to your years. Be sure to grab a copy of Dr. Tommy Wood's new book The Stimulated Mind here.(01:01) Dr. Tommy Wood's Inspiration Behind Writing The Stimulated Mind(05:10) How The Brain Should Work and How To Test It(08:39) WHOOP Podcast Rapid Fire Questions(10:39) What Learning Does For Your Brain(15:07) Is Your Job Impacting Brain Health?(19:59) Perceptions of Threat and Challenge and Recovering From Each(27:42) What Are The Signals of Mental Burnout? (32:05) Optimizing Cognitive Bandwidth and Avoiding Distraction(41:00) The Hierarchy of Movement(53:13) Connection Between Socialization and Brain Health(56:02) The Brain Health Dashboard: Essential Habits For Everyday LifeFollow Dr. Tommy WoodInstagramWebsiteSupport the showFollow WHOOP:Sign up for WHOOP Advanced LabsTrial WHOOP for Freewww.whoop.comInstagramTikTokYouTubeXFacebookLinkedInFollow Will Ahmed:InstagramXLinkedInFollow Kristen Holmes:InstagramLinkedInFollow Emily Capodilupo:LinkedIn 

Sick of being told your labs are “normal” when you KNOW something's off?  In today's episode, I'm joined by functional medicine expert Dr. Robin Berzin to talk about what it really means to take control of your health in midlife.  Dr. Berzin shares the early warning signs to watch for and how to better interpret your health data so you can catch imbalances before they become bigger issues.  You'll learn how to advocate for yourself, understand key lab markers, and explore why supportive options like supplementation and HRT could be game-changers for you.  We're reframing health as an ongoing, flexible practice—not a rigid destination—helping you release perfection and stay curious about what your body needs.  Tune in here to feel empowered and take your health into your own hands with confidence!  Dr. Robin Berzin  Dr. Robin Berzin the founder and CEO of Parsley Health, America's leading holistic medical practice designed to help women overcome chronic conditions. As a pioneer in functional medicine, she founded Parsley to address the rise of chronic disease in America through personalized holistic medicine. She stresses the importance of not only medications and treatments, but more so why food, lifestyle, and proactive diagnostics are just as essential– if not more. Since founding Parsley in 2016, Dr. Berzin has seen 80% of patients improve or resolve their chronic conditions within their first year of care, showing the life-changing value of making modern holistic medicine accessible to everyone. IN THIS EPISODE How to navigate feeling dismissed by your doctor  Why “normal” doesn't always mean normal  The massive benefits of a functional medicine approach Proactively testing hormone levels earlier than you may think Tracking your metrics to better understand your body  Managing stress in your body and mind during midlife  How to realistically fit healthy habits into your busy routine Supplementation to support your body through midlife transitions  Hormone Replacement therapy and GLP-1 use in perimenopause & beyond  QUOTES “A lot of times, the labs may technically fall within the normal range, not the optimal range– normal range being based on an average of Americans today, and 60% of Americans have at least one chronic condition, 40% have two. So our averages have drifted over time to kind of reflect a sick population.” “Whether it's aging parents or kids growing up, or something happening career-wise… all of that puts pressure on a physical system that's in dynamic change hormonally, and I think we have to recognize that.” “Proactive, preventive medicine is where we're going. Proactive testing is required to practice that type of personalized preventive care, and I believe that HRT is going to become the default rather than the exception.” RESOURCES MENTIONED Order my new book: The Perimenopause Revolution https://peri-revolution.com/ Robin's Website Robin on Instagram Parsley Health Website RELATED EPISODES #661: When ‘Normal' Isn't Normal: How to Be Heard (and Taken Seriously) at the Doctor's Office #650: Unlock Your Health: The Ultimate Biomarker & Lab Blueprint to Thrive in Midlife and Beyond #541: Why Functional Labs Are a Game Changer for Your Health with Dr. Kela Smith #527: The Science Of Energy Production and Recovery & How To Balance Out Cortisol and Melatonin with Kristen Holmes

Midlife is the time to measure, understand your body, and take proactive steps to support your future self.  In this episode, I'm diving into the massive metabolic shift that happens during perimenopause—and why this stage of life is the perfect time to build true metabolic resilience.  We explore how metabolism doesn't respond to punishment or extremes, but instead thrives on consistent biological rhythms and supportive daily signals.  Even small, simple habits can create powerful changes when practiced consistently. Because over time, these small shifts can stabilize energy, reduce inflammation, and help eliminate those frustrating crashes.  If you're ready to feel deeply supported in midlife, this episode will give you the roadmap to start today! IN THIS EPISODE One of the MOST important upgrades of your life  Preventing chronic disease and protecting your heart and brain health  Defining your own habits that bring you energy and clarity  Navigating hormone shifts and other physiological changes happening in midlife  Building life-changing habits that you can be consistent with  What to expect from my new FREE jumpstart program!  QUOTES “I am more committed than ever to protecting my metabolic and brain health. Even on the hard days, because at the center of everything, your energy, your mood, your weight, your resilience, is your cellular energy, your cellular capacity is what's determining the symptoms.” “I believe a big part of our midlife journey is building daily habits that protect our cellular energy.” “Perimenopause is the most rapid intervention window for body composition change. A 2020 study showed the greatest decline in lean muscle mass occurs during perimenopause.” RESOURCES MENTIONED Kickstart your Energy in my FREE 7-day Jumpstart Program HERE! https://go.drmariza.com/lp/reignite-your-energy/ Order my newest book: The Perimenopause Revolution HERE!  https://peri-revolution.com/ RELATED EPISODES  728: Why Brain Fog Isn't Random: The Hormone Shift Behind It 727: The Missing Link in Perimenopause: How to Rebuild Energy, Resilience & Hormonal Harmony with Dr. Deanna Minich 725: Exhausted, Wired & Not Yourself? The Hormone Havoc Causing Midlife Burnout with Dr. Amy Shah #632: The Secret to Optimal Sleep, Resilience, Performance and Emotional Wellbeing with Dr. Kristen Holmes

Welcome to the WHOOP Research Series, where we breakdown into the extensive, scientific research conducted by the WHOOP Performance Science team. On this week's episode, WHOOP Global Head of Human Performance, Principal Scientist, Dr. Kristen Holmes sits down with WHOOP Senior Research Scientist Dr. Greg Grosicki to unpack the latest WHOOP Research Study on Heart Rate Variability Coefficient of Variation or HRV-CV. Using data from 21,000+ WHOOP members and 2 million nights of sleep, Dr. Holmes and Dr. Grosicki reveal why day-to-day stability in your HRV may matter more than the number itself. HRV-CV proves to outperform traditional metrics in detecting the real impact of alcohol, sleep consistency, and metabolic health, making it a great measure of healthspan. By looking deeper into the study, Dr. Holmes and Dr. Grosicki explains how HRV-CV can help you program your training smarter, improve your healthspan and build autonomic resilience. This episode unpacks how measuring HRV-CV isn't just about performance, but risk stratification and understanding your physiology over-time, not just day-to-day. (01:11) Intro To The Study: Why Is HRV-CV Important? (04:09) HRV-CV and Risk Stratification(08:28) Definition of HRV-CV(11:40) What HRV-CV Indicates in Athlete Recovery(14:26) Breaking Down The WHOOP Study(17:13) HRV-CV Trends in Shift Workers(21:21) Why Is HRV-CV an Important Biomarker?(25:18) HRV-CV Trends in Individuals on GLP-1 Medications(26:29) The Weather vs. The Climate: HRV vs. HRV-CV(33:41) The Results: Breaking Down the Data(36:37) How HRV-CV Responds to Certain Behaviors(39:38) Trends Between HRV-CV Between Age, Biological Sex, and Body Mass Index(49:54) How To Improve HRV-CV(56:39) New Research Roles and Opportunities at WHOOPReferences:American Journal of Physiology PublicationHRV-CV: The Key Metric for Lifestyle Consistency and StabilitySupport the showFollow WHOOP: Sign up for WHOOP Advanced Labs Trial WHOOP for Free www.whoop.com Instagram TikTok YouTube X Facebook LinkedIn Follow Will Ahmed: Instagram X LinkedIn Follow Kristen Holmes: Instagram LinkedIn Follow Emily Capodilupo: LinkedIn

It was a tumultuous week on the streets and in the courts, with panelists Kristen Holmes, Juliette Kayyem, and Josh Marshall joining Harry to break it all down. ICE's reign of terror in Minnesota continues, even as top Trump officials sing a softer tune after nationwide outrage over the death of Alex Pretti. The panel marches through the latest fallout from Pretti's killing, as well as the newest attempts by the DOJ to advance Trump's agenda elsewhere, from the arrest of Don Lemon to the shocking raid on a Georgia election office.  Mentioned in this episode: Kristen's reporting:  https://www.cnn.com/profiles/kristen-holmes-bio Juliette's writing in the Atlantic:  https://www.theatlantic.com/author/juliette-kayyem/ Josh's analysis:  https://talkingpointsmemo.com/author/josh_m Also, check out some big changes coming to the Talking Feds Substack: https://harrylitman.substack.com/p/big-changes-for-the-talking-feds Learn more about your ad choices. Visit megaphone.fm/adchoices

You can ALWAYS get stronger, no matter your age.  In this episode, I'm joined by muscle-centric medicine expert Dr. Gabrielle Lyon to reframe how you think about your health—starting with muscle.  Life gets busy and chaotic, especially when you're juggling kids, work, and everything in between. So Dr. Lyon breaks down how to simplify your focus and double down on what truly moves the needle for your health.  At the center of it all? Skeletal muscle– the key driver of metabolic health, strength, and resilience as we age. She explains why protecting and building muscle isn't about aesthetics—it's about safeguarding your heart, brain, and long-term vitality.  We're here to remind you that strength training is really about training for your future self, and it can be easier than you may think. Ready to boost your strength and confidence in midlife? This is an episode you don't want to miss!

Welcome back to the WHOOP Podcast! To kick off the New Year, WHOOP Global Head of Human Performance, Principal Scientist, Dr. Kristen Holmes, sits down with 2x HYROX World Champion, Meg Martin. Meg joins the WHOOP Podcast to share what it really takes to push your physical and mental limits—without burning out. Meg shares how a childhood in gymnastics and sports aerobics built her discipline, why most people overdo intensity in their workouts, and how she and her husband balance elite performance with a focus on recovery and longevity. Meg and Dr. Holmes dives into sickness, travel, immune resilience, sleep, and why mindset work is the real secret behind achieving PRs. Meg presents the idea of “fears week”, a habit she has implemented in her coaching technique to help her clients grow on and off the HYROX course. Whether you're looking to compete in HYROX, or hoping to build a stronger focus on mental strength, this episode provides you with the habits and mindset shifts to push your performance limits. (00:47) Meg Martin's Journey to HYROX(02:11) What Is HYROX? (03:32) Building Mental Toughness For HYROX(04:43) “You Have To Love To Hurt” Why Athletes Are Drawn To HYROX(08:07) The Mindset Of A World Champion(10:29) Navigating Illness and Injury As An Athlete(14:48) How Meg Thinks About Sleep, Rest, And Recovery(18:16) Building A Supportive Team & Community(21:59) Incorporating Mindfulness in Coaching (27:54) Finding Happiness & Purpose To Overcome Fears(30:19) HYROX Training True or False Questions(36:29) Volume and Intensity Training As A HYROX Athlete(40:17) How To Build Your Pacing Instincts in HYROX(44:17) Being A Business Owner and Full-Time Athlete(46:55) A Message To New HYROX Athletes: Tips and TechniquesFollow Meg Martin:InstagramYouTubeTikTokSupport the showFollow WHOOP: Sign up for WHOOP Advanced Labs Trial WHOOP for Free www.whoop.com Instagram TikTok YouTube X Facebook LinkedIn Follow Will Ahmed: Instagram X LinkedIn Follow Kristen Holmes: Instagram LinkedIn Follow Emily Capodilupo: LinkedIn

We had an incredible year on the WHOOP Podcast and to celebrate we're looking back on some of the conversations that inspired us, challenged us, and helped us better understand what it means to perform at our peak. This year, we sat down with world-class thought leaders, athletes, and creators – each sharing lessons on health, mindset, and the science of human potential. From Olympic gold medalists and Grand Slam champions to cardiologists, nutrition scientists, and happiness experts, this Best of 2025 episode brings together the most powerful insights shared on the podcast this year. Will Ahmed, Dr. Kristen Holmes, and Emily Capodilupo revisit standout moments on happiness, recovery, women's health, and more.You'll hear Arthur Brooks on the simple habits of the happiest people, Dr. Rangan Chatterjee on turning everyday frustrations into opportunity, Aly Raisman on emotional recovery, Rich Roll on meditation and self-awareness, Cristiano Ronaldo on balancing training and lifestyle, Aryna Sabalenka bringing joy to the competitive sport of tennis, Rory McIlroy on pressure as a privilege, and Mike White on surviving grueling production schedules. We also dive deep into health and longevity with Lucy Davis, Dr. Jessica Shepherd, Stef Williams, Dr. Jeremy London, and Dr. Michelle Davenport—covering strength training, hormones, heart health, and realistic nutrition for busy lives.(01:08) Arthur Brooks On How to be Happier - Episode 304(05:45) Dr. Rangan Chatterjee On Habits to Reframe Your Mindset - Episode 319(07:11) Aly Raisman On Feeling Validated and Accepting Exhaustion - Episode 349(09:37) Rich Roll On Meditation and Calming the Mind - Episode 343(13:05) Cristiano Ronaldo On Finding Balance in Life and Training - Episode 324(15:47) Aryna Sabalenka On Having Fun to Perform at Your Best - Episode 338(18:43) Rory McIlroy On Performing Under Pressure - Episode 318(20:41) Mike White On Staying Healthy on Set - Episode 317(23:16) Lucy Davis On Creating a Positive Environment For Women in Sports - Episode 334(25:43) Dr. Jessica Shepherd On Why Women Need Strength Training - Episode 328(28:30) Stef Williams On Endometriosis and Mitigating Symptoms Through Lifestyle - Episode 354(33:51) Dr. Jeremy London On Lifestyle Changes to Promote Cardiovascular Health - Episodes 307 & 308(37:38) Dr. Michelle Davenport On Nutrition Hacks for Busy Individuals - Episode 325Support the showFollow WHOOP: Sign up for WHOOP Advanced Labs Trial WHOOP for Free www.whoop.com Instagram TikTok YouTube X Facebook LinkedIn Follow Will Ahmed: Instagram X LinkedIn Follow Kristen Holmes: Instagram LinkedIn Follow Emily Capodilupo: LinkedIn

This week on the WHOOP Podcast, WHOOP Global Head of Human Performance, Principal Scientist, Dr. Kristen Holmes sits down with dual-sport national team athlete and exercise physiologist Dr. Heather Logan-Sprenger. The two take a deep dive into one of the most underrated and often forgotten about habits for human performance: hydration.Dr. Logan-Sprenger shares how growing up in Northern Ontario, watching her dad water flowers and her cat grow winter fur, quietly planted the seeds for a lifelong fascination with physiology, stress, and adaptation. From competing for Team Canada in both ice hockey and road cycling to suffering from heat stroke mid–PhD on hydration, her experience and education show just how fragile — and adaptable — the human body really is.Dr. Holmes and Dr. Logan-Sprenger identify what mild dehydration does to your metabolism, brain, and overall performance, and how hydration needs shift across the menstrual cycle. This episode will teach you the simple hydration strategies, how to calculate your sweat rate at home, and when electrolytes actually matter.(01:07) Dr. Heather Logan-Sprenger Intro: Background in Sport & Physiology(01:49) Training, Nutrition, & Hydration: Unpacking Your Body's Needs(08:06) National-Level Athlete to PhD(10:51) WHOOP Podcast Rapid Fire Questions(13:08) Training At Altitude: Hydration Dos and Don'ts (14:49) The Physiology of Heat Stroke(20:33) Correlation Between Hydration and Carbs While Training(24:51) How The Menstrual Cycle Affects Hydration (31:19) Mechanisms of Dehydration: What Happens To The Body(36:52) Cognitive Disadvantages Of Dehydration(38:56) Dehydration's Effects On The Cardiovascular & Thermoregulatory System(40:35) Dehydration's Effects On The Brain (41:29) Measuring Your Sweat Rate As An Athlete(45:39) Essential Habits To Teach Kids and Athletes About Hydration(49:20) Overhydrating and Mineral Loss with Hydration(53:45) Debunking Hydration Myths(55:54) Heart Rate, Lactate, and Power Output's Relationships to Hydration(59:48) Dr. Logan-Sprenger's Ideal Hydration Study: Mitochondrial Hypoxia and Metabolism(01:05:23) OutroFollow Dr. Heather Logan-SprengerLinkedInInstagramPeakgenicsSupport the showFollow WHOOP: Sign up for WHOOP Advanced Labs Trial WHOOP for Free www.whoop.com Instagram TikTok YouTube X Facebook LinkedIn Follow Will Ahmed: Instagram X LinkedIn Follow Kristen Holmes: Instagram LinkedIn Follow Emily Capodilupo: LinkedIn

This week on the WHOOP Podcast, WHOOP Global Head of Human Performance, Principal Scientist, Dr. Kristen Holmes sits down with fitness entrepreneur and creator of WeGlow, Stef Williams. The two discuss building an empowering global community, navigating endometriosis, redefining movement, and Stef's pregnancy journey. Stef opens up about her path from athlete to influencer, the realities of running multiple businesses, her evolving relationship with health and mindset, and how intentional lifestyle choices helped her reclaim her wellbeing. This episode highlights the power of a positive mindset, training, and understanding your body to feel stronger, more connected to your health and wellness goals.  (00:00) Cold Open(00:43) Intro(02:36) Rapid Fire Questions(07:14) Stef's Background and Building WeGlow(12:26) Fighting Exercise Burnout(14:02) Common Misconceptions In The Fitness Industry(16:21) Inner Ad(16:34) Stef's Day In The Life: Entrepreneur and Fitness Influencer(20:40) Ins and Outs of Running The Business(25:20) Pregnancy, Balancing A Career, and Lifestyle Changes(28:22) How Stef Uses WHOOP For Her Health and Wellness(33:09) Inner Ad(33:42) Managing Endometriosis: Signs and Symptoms(39:02) Nutrition, Lifestyle, and Preventative Care with Endometriosis(45:09) Cycle Tracking and Navigating Pregnancy with Endometriosis(50:25) Getting A Diagnosis and Mindset Training(51:30) Stef's Goals and Motivations (56:10) Stef's Advice For Women in Training and Business(58:33) Kristen's Advice For Expecting Mothers(01:00:51) OutroStef Williams InstagramTikTokYouTubeLinkedInFacebookWeGLOWSupport the showFollow WHOOP: Sign up for WHOOP Advanced Labs Trial WHOOP for Free www.whoop.com Instagram TikTok YouTube X Facebook LinkedIn Follow Will Ahmed: Instagram X LinkedIn Follow Kristen Holmes: Instagram LinkedIn Follow Emily Capodilupo: LinkedIn

On this week's episode of the WHOOP Podcast, WHOOP Global Head of Human Performance Principal Scientist, Dr. Kristen Holmes and WHOOP SVP of Research, Algorithms and Data, Emily Capodilupo sit down to give you an exclusive look into the WHOOP 2025 Year in Review. Emily and Dr. Holmes share the numerous features released by WHOOP this year, including WHOOP Age and Healthspan, advances in AI and WHOOP Coach capabilities, WHOOP Advanced Labs, and more – all in the effort to add 1 billion healthy years to WHOOP member's lives. Emily and Dr. Holmes give an inside look into the development of each new feature, the science that powers them, and the ways members can continue to use WHOOP to significantly improve their health and wellbeing. Emily shares her own experience and goals of lowering her WHOOP Age, while Dr. Holmes shares how Healthspan significantly motivated her and her family to make significant behavior changes toward a better future. Together, Emily and Dr. Holmes unpack global trends of 2025, including the healthiest country by WHOOP Age Delta, Recovery, and the rise of specific activities and sports across the entire WHOOP Community. Emily matches outstanding WHOOP Data from some of our partners and previous podcast guests and teases some exciting WHOOP developments coming in 2026. Check out your WHOOP 2025 Year In Review in the app now!(00:10) WHOOP 2025 YIR(00:48) Impact of WHOOP Age and Healthspan(06:41) Behind The Algorithm: What It Took To Create WHOOP Age(09:50) Inside WHOOP Coach with Memory(14:14) WHOOP Advanced Labs(23:54) Women's Health and Cycle Tracking On WHOOP(28:22) 2025 Superlatives(29:35) How Strength Training Has Impacted Longevity & Healthspan(30:00) Impact of Sleep Consistency on Overall Health(33:05) Training To Live Better: What Do We Need?(37:02) True or False: Sleep Edition(38:48) Crowning The Healthiest Country by WHOOP Age Delta(46:52) Most Logged Strain Activities for 2025(47:37) Looking Ahead to 2026WHOOP Year In Review 2025Support the showFollow WHOOP: Sign up for WHOOP Advanced Labs Trial WHOOP for Free www.whoop.com Instagram TikTok YouTube X Facebook LinkedIn Follow Will Ahmed: Instagram X LinkedIn Follow Kristen Holmes: Instagram LinkedIn Follow Emily Capodilupo: LinkedIn

On this week's episode of the WHOOP Podcast, WHOOP Global Head of Human Performance, Principal Scientist, Dr. Kristen Holmes sits down with Rachel Otto, the first female operator of the United States Secret Service Counter Assault Team. Rachel recounts her journey from playing Division I volleyball at The Citadel, to her experience in law enforcement, becoming a federal agent in New York City, and protecting various heads of state. Rachel shares what it takes to protect the President and Vice President, from maintaining elite readiness for split-second decision making to managing sleep consistency across time zones. Dr. Holmes and Rachel breakdown the recovery, fitness, and discipline needed to thrive in a highly demanding, high-stakes job. (00:47) Meet Rachel Otto: First Female United States Secret Service Counter Assault Agent(02:57) Skillset & Training of A Counter-Assault Agent(05:06) WHOOP Podcast Rapid Fire Questions(06:00) Rachel's Experience at The Citadel(12:03) Operating In A Male-Dominated Field & Adapting To Environments (14:27) Rachel's Experience As A Law Enforcement Officer(16:22) The Mental Aspect: How To Stay Focused In A High Stress Environment(18:55) Crucial Lifestyle Choices To Show Up As A Federal Agent(24:05) Becoming A Federal Agent(27:51) Maintaining Consistency and Discipline (37:45) What It's Like Protecting The President(41:54) Circadian Rhythm, Sleep & Tracking Metrics(50:39) Rachel's Training: CrossFit, HYROX, and Exercise Snacks(59:02) Advice For Young Girls Getting Into The FieldSupport the showFollow WHOOP: Sign up for WHOOP Advanced Labs Trial WHOOP for Free www.whoop.com Instagram TikTok YouTube X Facebook LinkedIn Follow Will Ahmed: Instagram X LinkedIn Follow Kristen Holmes: Instagram LinkedIn Follow Emily Capodilupo: LinkedIn

On this month's edition of the WHOOP Podcast How To Series, WHOOP Global Head of Human Performance, Principal Scientist, Dr. Kristen Holmes sits down with Registered Sports Dietician, Angie Asche to explore what it really means to fuel for performance as an athlete. Angie has worked with a variety of professional athletes in the MLB, NHL and more, optimizing their nutrition habits to perform at their peak.Angie outlines the importance of prioritizing the three macronutrients – carbohydrates, proteins, and fats – and how to ensure you're getting the right amount of each. This episode dives into why the timing of meals is so important, explaining the impacts nutrition has on sleep and recovery. Angie and Dr. Holmes unpack the fine line between aesthetics and performance and how under-fueling affects both male and female athletes.(00:50) WHOOP Rapid Fire Q's(01:50) Prioritizing Macronutrients As An Athlete(03:17) Under Fueling: Balancing Aesthetics and Performance(05:11) Common Symptoms of Under Fueling(06:58) Impact of Under Fuelling On Sleep and Recovery(07:42) Fasting's Impact on Performance(09:42) Importance of Nutrient Timing(12:24) Late-Night Eating: How Does It Impact Sleep and Recovery?(15:39) Food Sensitivity Tests: Are They Worth The Hype?(19:02) Knowing Inflammation: Chronic Versus Acute(23:47) Do You Need To Supplement Nutrients As An Athlete?(27:16) Supplement Absorption and Daily Nutrition(32:35) Benefits of Prebiotics & Probiotics(33:57) Why Your Body Needs Fiber & Where To Get It(35:07) How To Track Macros(38:46) Intuitive Eating: What Your Body Needs & When(40:48) Long-Term Effects of Under Fueling(41:46) The Nutrients Many Female Athletes Are Missing(44:51) Nourishment Over Numbers: Changing Mindsets On Restrictive Eating(49:30) Metabolic Health: The Nutrients To Improve Your MetabolismFollow Angie Asche:InstagramLinkedInXWebsite Support the showFollow WHOOP: Sign up for WHOOP Advanced Labs Trial WHOOP for Free www.whoop.com Instagram TikTok YouTube X Facebook LinkedIn Follow Will Ahmed: Instagram X LinkedIn Follow Kristen Holmes: Instagram LinkedIn Follow Emily Capodilupo: LinkedIn

On this episode of the WHOOP Podcast, WHOOP Global Head of Human Performance, Principal Scientist Dr. Kristen Holmes sits down with Team USA Track Star, Colleen Quigley, to discuss training as an Olympian, recovery, and building a healthy athlete culture. Colleen shares her experience as a NCAA Division 1 athlete at Florida State to becoming an Olympian in the steeplechase and professional Triathlete before ultimately rediscovering her passion for middle-distance running. After years in the sport, Colleen opens up about launching her professional track team, Team Meridia, empowering athletes to take control of their careers, build their personal brand, and foster authentic partnerships. Dr. Holmes and Colleen walk through the science of a proper recovery routine and its importance in preventing burnout and injury. Dr. Holmes unveils Colleen's impressive WHOOP Age and how Colleen uses WHOOP as a crucial tool for her longevity as an athlete.(00:38) Colleen Quigley: Track Star & Steeple-Chase Specialist(03:43) Colleen's Aspirations In Sport(06:59) Injuries & Overtraining: The Culture of Track & Field (08:20) Building a Brand: Partnerships, Personal Story, and Team Dynamics(11:58) Creating a Team: Introducing Team Meridia(19:57) Colleen's Upcoming Training Goals(27:17) WHOOP & Tech in Mitigating Overtraining(34:14) Cycle Tracking While Training: Why It's Important For Women's Health(40:28) Colleen's WHOOP Age & Longevity Insights(42:31) Longevity As An Athlete: Important Role of Strength Training (46:21) Colleen on Recovery: Maintaining A Calm Nervous System(53:10) Health Benefits of Being Present & In The MomentFollow Colleen Quigley:InstagramTikTokXWebsiteFollow Team Meridia:InstagramWebsiteEpisode References:Using Data to Navigate Ironman Training with Laura Philip: AppleSpotifyYouTubeSupport the showFollow WHOOP: Sign up for WHOOP Advanced Labs Trial WHOOP for Free www.whoop.com Instagram TikTok YouTube X Facebook LinkedIn Follow Will Ahmed: Instagram X LinkedIn Follow Kristen Holmes: Instagram LinkedIn Follow Emily Capodilupo: LinkedIn

As women in midlife, we're constantly juggling all the things.  So, what can we do to balance all of our to-dos without feeling totally burnt out?  In this episode, we're diving into the reality of energy changes during midlife and why committing to your own well-being is non-negotiable. I've invited Dr. Kristen Holmes– an expert in optimizing human performance, especially in women– to share her powerful strategies for enabling autonomic control so you can feel your best in your body.  We're talking:  Boosting mitochondrial energy Improving recovery and metabolic health  And feeling fully resourced every. single. day We'll break down the simple yet impactful habits you can start to help you reclaim your vitality—even with a packed schedule.  Because the truth is, no one is looking out for you the way YOU can. It's time to prioritize yourself, show up fully, and start feeling amazing again! Dr. Kristen Holmes  Dr. Kristen Holmes is the Global Head of Human Performance, Principal Scientist at WHOOP. She engages with industry-leading researchers to better understand individual and team biometric and performance data to drive product innovation, strategy, and coaching. Kristen blends her academic and applied background in athletics, coaching, performance technology, psychology, and exercise physiology to drive research, partnership, and product development initiatives to strengthen WHOOP.  IN THIS EPISODE Core behaviors that enable autonomic control  The importance of HRV metrics for health, fitness, and wellness  Surprising insights from WHOOP data  The science behind sleep for optimal recovery  Non-negotiable habits for boosting your energy  Your autonomic nervous system and your stress response  Incorporating movement easily into your daily routine QUOTES “If we focus on improving the health of our autonomic nervous system, we're going to then improve not only our competitive advantage just as a human but most importantly our survival advantage.” “I think it's really important for us to have the resilience to overcome the stressors and to show up for the people we love in this world.” “It's a cross we bear in perimenopause and menopause. We can't afford to wing it. And that's why I think this data can be really helpful.”  RESOURCES MENTIONED Use code THRIVE15 and get 15% off on your Berkeley Life order https://berkeleylife.pxf.io/Vxvdja Dr. Kristen's Instagram Dr. Kristen's NEW Podcast: Science and Soul  Dr. Kristen's Linked In WHOOP Podcast with Kristen Holmes  Try WHOOP HERE! RELATED EPISODES  #527: The Science Of Energy Production and Recovery & How To Balance Out Cortisol and Melatonin with Kristen Holmes #626: Own Your Morning to Feel Energized and Ready to Show Up for Your Day with Liz Plosser #599: How to Wake Up Feeling Well Rested by Optimizing Sleep & Your Sleep-Wake Cycle with Lynne Peeples 580: Mastering Your Sleep, Metabolism and Overall, Health in Midlife with Cynthia Thurlow

Three top-notch journalists—Emily Bazelon, Susan Glasser, and Kristen Holmes—join Harry to analyze the stunning news of a ceasefire in Gaza, the indictment of New York Attorney General Letitia James, and Trump's latest attempts to put troops on city streets. Will Trump have the attention span to ensure his deal endures, and why did he lash out at Kristen for asking about it? Are judges finally starting to wake up to the administration's far-fetched declarations of emergencies? And what revelation about the James indictment shocked Harry most? Mentioned in this episode: Emily's reporting: https://www.nytimes.com/by/emily-bazelon  Susan's latest column:  https://www.newyorker.com/news/letter-from-trumps-washington/trump-the-self-styled-president-of-peace-abroad-makes-war-at-homeKristen's reporting:  https://www.cnn.com/profiles/kristen-holmes-bioCNN's story about Lindsey Halligan not coordinating the James indictment with DOJ brass:  https://www.cnn.com/2025/10/10/politics/lindsey-halligan-no-coordinate-letitia-james-indictment-doj Judge Karin Immergut's ruling: https://www.portland.gov/federal/documents/10-4-2025-state-city-v-trump-temporary-restraining-order-granted/download Learn more about your ad choices. Visit megaphone.fm/adchoices