Proof of Practice Podcast
Five voices, one table, no filter. Proof of Practice brings together pro athlete Gabby Reece, Dr. Abbie Smith-Ryan, Dr. Gabrielle Lyon, Dr. Stacy Sims, and tech leader Amber Taylor for the kind of conversation that usually only happens after the conference ends - honest, sharp, and grounded in both lived experience and real science. Each episode explores the intersection of health, performance, and longevity through a lens that centers women without excluding anyone. From hormones to strength, sleep science to mental resilience, nutrition to biometric tech, the trio covers what's actually working, what's overhyped, and what the research says versus...
What Women Should Test When Bloodwork Says “Normal” but They Still Feel Off | Dr. Tiffany Lester
Dr. Tiffany Lester, is a board-certified integrative medicine physician and Women’s Health Medical Director at Function Health, breaks down what standard labs miss in women. From “normal” ferritin that isn’t optimal to hidden thyroid antibodies and lab ranges built for men.
WHAT WE EXPLORE:
* Top biomarkers for women: ferritin, fasting insulin, thyroid
* Low ferritin in active women and optimal levels
* Full thyroid panel and TPO antibodies explained
* Leptin resistance and perimenopause weight gain
* Why lab reference ranges aren’t built for women
* Perimenopause heart heal...
A Navy SEAL’s Brain Changed After One Treatment | Marcus Capone
Navy SEAL veteran Marcus Capone talks about his ibogaine treatment and effects on addiction and faith and the work he and his wife Amber do through VETS Solutions. It is one of the most raw and hopeful conversations on veteran mental health you will hear.
WHAT WE EXPLORE
* Ibogaine treatment for veteran PTSD and trauma
* Ibogaine’s four effects: brain, addiction, spirit, mind
* Why antidepressants and talk therapy failed him
* Heart risks and safety screening before ibogaine
* Why integration support matters most
Timestamps
...The Future of Women’s Health: What We’re Getting Wrong & Where the Science Is Going | Mel Strong
Mel Strong, founding partner of Next Ventures and ex-Nike Women VP, joins Gabby Reece, Amber Taylor, and Dr. Abbie Smith-Ryan on why women’s health is the smartest bet in tech and the research and tools finally putting women first.
WHAT WE EXPLORE
Women-led companies deliver stronger returns
Decision frameworks for major career changes
Evidence-backed women’s health claims
Why AI trained on old data misleads women
Hormone monitoring technology for women
GLP-1 dosing and female metabolism
The women’s health gap
...Orthopedic Surgeon: How Women Over 40 Protect their Bones, Muscle and Brain for Healthy Aging | Dr. Vonda Wright
Dr. Vonda Wright, Gabby Reece, Dr. Stacy Sims, and Amber Taylor break down why estrogen loss, grip strength and gait speed as early predictors of decline, the GLP-1 driven “skeletonization” trend, and the difference between sarcopenia and dynapenia.
WHAT WE EXPLORE
* Skeletal longevity and estrogen’s role in cartilage
* GLP-1 use and the skeletonization trend
* Redefining longevity beyond weight and youth
* Why men get hormone testing and women don’t
* Building bone and muscle density after 40
* Grip strength and gait speed as biomarkers
Timestam...
How Does Muscle Drives Sexual Function for Both Men and Women? What You Need To Know
💌 Some things deserve more space than an episode allows. Join us on Substack for deeper dives, exclusive resources, and the nuance that actually helps you make sense of your health.
👉 https://proofpractice.substack.com/
Muscle isn’t about how you look. It determines how long you live and how good your sex life is.
Gabby Reece, Dr. Gabrielle Lyon, Dr. Abbie Smith-Ryan, and Amber Taylor unpack why the muscle as an endocrine organ shapes mood and desire related to vaginal atrophy, pelvic floor therapy, and testosterone receptor density.
WHAT WE EXPLO...
Balance - 5 High-Achieving Women Explain What Actually Works | Proof of Practice
💌 Some things deserve more space than an episode allows. Join us on Substack for deeper dives, exclusive resources, and the nuance that actually helps you make sense of your health.
👉 https://proofpractice.substack.com/
Dr. Stacy Sims, Dr. Gabrielle Lyon, Gabby Reece, Amber Taylor, and Dr. Abbie Smith-Ryan dismantled the myth of balance and replaced it with something more workable: synergy.
WHAT WE EXPLORE
* Why balance is a myth and synergy works better
* Stacy Sims on postpartum depression and recovery
* Building support systems that actually work
* Th...
Muscle Doctor Reveals: Why Building Muscle Matters More Than Losing Fat
💌 Some things deserve more space than an episode allows. Join us on Substack for deeper dives, exclusive resources, and the nuance that actually helps you make sense of your health.
👉 https://proofpractice.substack.com/Dr. Gabrielle Lyon, Dr. Abbie Smith-Ryan, Gabby Reece, and Amber Taylor to make the case that muscle is the most powerful lever women have for metabolic health and longevity. They cover the coming sarcopenia epidemic, why intramuscular fat may matter more than body fat percentage, how to train and eat for real muscle gain, and why most women are under-muscled without knowing it.
W...
How Much Protein Women Actually Need (Not the Official Guidelines) | Proof of Practice
Dr. Gabrielle Lyon, Dr. Stacy Sims, Dr. Abbie Smith-Ryan, Gabby Reece, and Amber Taylor build a practical, protein-forward nutrition framework rooted in the idea that muscle is the organ of longevity. They challenge outdated protein guidelines, break down protein quality, and cover the real-world barriers women face in actually hitting their targets, from fasted training and meal timing to snacking habits, carb strategy, and the underrated role of culture and liquid calories in derailing progress.
WHAT WE EXPLORE
* Muscle as the medical anchor: heart disease, PCOS, fertility, and sexual function
* The sarcopenia epidemic...
How Much Creatine Do Women Actually Need? Dr. Abbey Smith-Ryan, Gabby Reece, Amber Taylor
Dr. Abbie Smith-Ryan, Gabby Reece, and Amber Taylor break down what creatine actually does in the female body. The conversation covers everything from why creatine monohydrate remains the gold standard (and why you don’t need to buy the pink version) to the emerging and genuinely surprising research on creatine and brain health, perimenopause, pregnancy, and postpartum depression.
WHAT WE EXPLORE
* Why creatine may benefit women more than men in certain life stages
* Creatine for perimenopause: muscle, bone density, and performance in midlife women
* The truth about water weight and creatine: ho...
BPC-157, NAD, and the Truth the Wellness Industry Isn't Telling | Dr. Rachele Pojednic
In this episode, we sit down with Dr. Rachele Pojednic, PhD, Chief Science Officer at Restore Hyper Wellness and faculty at Stanford Lifestyle Medicine, to cut through the noise on one of the most talked-about topics in women’s wellness: peptides and NAD. Dr. Pojednic pulls back the curtain on what peptides actually are, why most of the ones being sold online right now have almost no human data behind them, and the very real risks of buying from the gray market. She also explains why NAD IV drips are largely a waste of money (and sometimes genuinely miserable), wh...
Women Over 40: The Strength Training Plan for Muscle, Brain Health & Longevity | The Proof of Practice
This episode breaks down what exercise actually does for women, from the hormonal quirks wearables miss to exactly how heavy you need to lift, at any age, to stay strong for life.
Dr. Abbie Smith-Ryan, Dr. Stacy Sims, Dr. Gabrielle Lyon, Gabby Reece, and Amber Taylor dig into one of the most searched and most misunderstood topics in women’s health: exercise. They tackle the wearables problem head-on, explaining why HRV algorithms were designed around male physiology and how hormonal shifts through the menstrual cycle and menopause distort the data.
WHAT WE EXPLORE
* Wh...
Why Women Are Twice as Likely to Get Alzheimer's and What To Do About It | Sandy Gleysteen
Sandy Gleysteen, award-winning journalist turned Alzheimer’s advocate and Chief Communications Officer at the Women’s Alzheimer’s Movement (WAM), joins us to unpack why women bear a disproportionate share of Alzheimer’s risk and what can actually be done about it. The conversation covers the critical role of estrogen as a neuroprotector, the window of opportunity around perimenopause and HRT, and the surprising finding that up to 50% of Alzheimer’s cases may be preventable through lifestyle.
WHAT WE EXPLORE
* Why two-thirds of Alzheimer’s cases are women, and the estrogen connection
* Perimenopause as a critica...
Body Composition, Muscle & Hormones: The Gap Between Research and What Actually Works | Proof of Practice
Dr. Stacy Sims, Dr. Gabrielle Lyon, Dr. Abbie Smith-Ryan, Gabby Reece, and Amber Taylor dive into one of the most urgent conversations in women’s health: how to make sense of body composition data, build muscle that actually matters, and navigate the exploding landscape of hormone replacement therapy. They challenge the idea that you need expensive testing or hours in the gym to make meaningful progress, revealing that simple bodyweight circuits, walking, and two resistance sessions a week produced real results in perimenopausal women.The conversation gets candid about HRT delivery methods, including a clear consensus against pellets, and a...
Stanford Doctor: Why Active Women & Female Athletes Are Damaging Their Bone Health
Bone health for female athletes is one of the most under-discussed topics in women's health, and what you don't know right now could follow you all the way into perimenopause.
Dr. Emily Kraus, Sports Medicine Physician and Director of the FASTR (Female Athlete Science and Translational Research) program at Stanford University, joins us to dig into one of the most overlooked areas of women's health: bone density, bone stress injuries, and the hidden epidemic of Relative Energy Deficiency in Sport (RED-S). Dr. Kraus breaks down exactly why female athletes are at disproportionately high risk for bone stress...
