Proof of Practice Podcast

Your period might be the most important health data you’ve never measured. Heavy menstrual bleeding, low iron, endometriosis symptoms, even early signs of heart disease in women can all show up in your flow, and most of us were taught to just put up with it.Jenny Button, founder and CEO of Emm, and Amy Kunrojpanya, Chief Business Officer, break down the first regulatory-cleared smart menstrual cup and what your flow can reveal about endometriosis, iron deficiency and even heart health in women. This episode will change how you see your cycle.WHAT WE EXPLORE:* How a smart menstrual cup tracks your period flow* Heavy menstrual bleeding: how to know if it’s you* Period changes as a heart disease warning sign* Low iron, fibroids and fatigue in active women* Perimenopause period changes and what they signalTimestamps* 00:00 Smart Menstrual Cup That Tracks Period Health* 02:17 How Emm Measures Period Flow and Volume* 07:45 What Is Heavy Menstrual Bleeding?* 12:46 Using Period Data to Diagnose Endometriosis* 19:35 Period Changes as a Heart Disease Warning Sign* 23:51 Heavy Periods, Low Iron and ADHD* 29:55 5 Menstrual Cycle Phases, PCOS and Fertility* 36:54 Is a Bluetooth Menstrual Cup Safe?* 43:05 Perimenopause Signs Hidden in Your Period* 48:23 Menstrual Cycle and Sports Injury RiskAbout Jenny Button:Jenny Button is the founder and CEO of Emm, the company behind the world’s first regulatory-cleared smart menstrual cup. She started Emm in 2020 to build the wearable for menstrual health that didn’t exist yet, and spent 5 years and thousands of prototypes getting it right.Connect with Jenny Button:Website: https://www.emm.coLinkedin: https://uk.linkedin.com/in/buttonjenniferInstagram: https://www.instagram.com/your.emmAbout Amy Kunrojpanya:Amy Kunrojpanya is the Chief Business Officer of Emm, on a mission to make the period a recognized vital sign rather than a problem to manage. She’s a passionate advocate for women’s health, female athlete performance and privacy-first health technology.Connect with Amy Kunrojpanya:Instagram: https://www.instagram.com/akunrojpanyaLinkedin: https://sg.linkedin.com/in/amykunrojpanya–ABOUT THE PROOF OF PRACTICEThe Proof of Practice: Where Science Meets PracticeWomen have been understudied, undertreated, and given advice built for men. Hosted by five of the most respected names in women’s health, every episode brings evidence-based, experience-backed conversations on strength, metabolism, hormones, longevity, and performance. No trends. No shortcuts. Just the proof that practice works.YOUR HOSTSGabby ReeceOne of the most iconic athletes in American sports history, a former professional beach volleyball player, Nike’s first female spokesperson, New York Times bestselling author, and lifelong advocate for how women should train, eat, and live. She co-founded the Hamilton House Experience wellness program with her husband Laird Hamilton and hosts The Reecet women’s wellness retreat, bringing decades of real-world performance experience to every conversation.📷 Instagram: https://www.instagram.com/gabbyreece🌐 http://gabbyreece.comDr. Abbie Smith-Ryan, PhD, CSCS*D, FACSM, FNSCAProfessor of Exercise Physiology at the University of North Carolina Chapel Hill and Director of the Applied Physiology Laboratory, she has published over 190 peer-reviewed manuscripts and is one of the leading researchers in female physiology, metabolism, and sports nutrition. A three-time NSCA award winner including Outstanding Sports Scientist of the Year (2022), she turns lab science into practical strategies that actually work for women across every life stage.📷 Instagram: https://www.instagram.com/asmithryan🌐 http://asmithryan.comAmber TaylorA New Zealand–based digital health and product leader who builds evidence‑based fitness platforms designed to better support women’s physiology, safety, and long‑term wellbeing. Drawing on two decades at Amazon, Nike, and Les Mills, she uses AI, behavioral insights to help women move consistently, recover smarter, and integrate exercise into real life.📷Instagram: https://www.instagram.com/amberautrey_/🌐Substack: https://zeitgeistarete.substack.com/podcastDr. Gabrielle Lyon, DOBoard-certified in family medicine and fellowship-trained in nutritional science and geriatrics. Founder of muscle-centric medicine, a framework that puts skeletal muscle at the center of metabolic health, longevity, and disease prevention. Author of the bestselling book Forever Strong.📷 Instagram: https://www.instagram.com/drgabriellelyon🌐 http://drgabriellelyon.comDr. Stacy Sims, PhDExercise physiologist and nutrition scientist. Dr. Stacy Sims has spent her career closing the research gap on women in sport, making the case that women are not small men. She is the author of ROAR and Next Level, a two-time TEDx speaker, and the go-to expert on how hormones, training, and nutrition from athletic peak to perimenopause and beyond.📷 Instagram: https://www.instagram.com/drstacysims🌐 http://drstacysims.com This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit proofpractice.substack.com

Elissa Goodman is a holistic nutritionist diagnosed with Hodgkin’s lymphoma at 32 who declined chemotherapy and rebuilt her health. We talk about stress, the self love work, cutting sugar, gluten, and dairy, the blood panels most doctors skip, peptides for hair and skin, and a five day cleanse built on real food. Plus why GLP-1s shut her business down.WHAT WE EXPLORE* Saying no to chemo, half the radiation* Cutting sugar, gluten, and dairy for inflammation* Peptides for hair, skin, and gut health* Blood work markers most doctors skip* 50 grams of fiber, five day cleanse* What GLP-1s did to how women eatTimestamps* 00:00 The Massage That Caught Her Cancer* 06:27 No Chemo, Half Radiation, Then Hashimoto’s* 09:44 Your Subconscious Is Set by 7* 12:35 Finding Self Love at 58* 18:20 Cut Sugar, Gluten, Dairy, Fix Sleep* 25:17 Banning Sugar Backfired on Her Kids* 27:58 3 Peptides for Hair and Skin* 34:01 Blood Markers Doctors Never Test* 43:51 Inside Her 5 Day Cleanse* 47:54 GLP-1s Killed Her Cleanse BusinessAbout Elissa Goodman:Elissa Goodman is a Certified Holistic Nutritionist, cleanse expert, and author of Cancer Hacks. She now works with clients worldwide on blood panels, gut health, and food that nourishes rather than deprives.Connect with Elissa Goodman:Website: https://elissagoodman.comInstagram: https://www.instagram.com/elissagoodman–ABOUT THE PROOF OF PRACTICEThe Proof of Practice: Where Science Meets PracticeWomen have been understudied, undertreated, and given advice built for men. This show exists to change that.Hosted by five of the most respected names in women’s health — Dr. Abbie Smith-Ryan, Amber Taylor, Gabby Reece, Dr. Gabrielle Lyon, and Dr. Stacy Sims — every episode brings evidence-based, experience-backed conversations on strength, metabolism, hormones, longevity, and performance. No trends. No shortcuts. Just the proof that practice works.YOUR HOSTSGabby ReeceOne of the most iconic athletes in American sports history, Gabby Reece is a former professional beach volleyball player, Nike’s first female spokesperson, New York Times bestselling author, and lifelong advocate for how women should train, eat, and live. She co-founded the Hamilton House Experience wellness program with her husband Laird Hamilton and hosts The Reecet women’s wellness retreat. Gabby brings decades of real-world performance experience to every conversation.📷 Instagram: https://www.instagram.com/gabbyreece🌐 http://gabbyreece.comDr. Abbie Smith-Ryan, PhD, CSCS*D, FACSM, FNSCAProfessor of Exercise Physiology at the University of North Carolina Chapel Hill and Director of the Applied Physiology Laboratory, Dr. Abbie Smith-Ryan has published over 190 peer-reviewed manuscripts and is one of the leading researchers in female physiology, metabolism, and sports nutrition. A three-time NSCA award winner — including Outstanding Sports Scientist of the Year (2022) — she translates cutting-edge lab science into practical strategies that actually work for women across every life stage.📷 Instagram: https://www.instagram.com/asmithryan🌐 http://asmithryan.comAmber TaylorAmber Taylor is a New Zealand–based digital health and product leader who builds evidence‑based fitness platforms designed to better support women’s physiology, safety, and long‑term wellbeing. Drawing on two decades in technology and digital roles at Amazon, Nike, and Les Mills, she uses AI, behavioral insights, and omnichannel delivery to create inclusive training experiences that help women move consistently, recover smarter, and integrate exercise into real life.📷Instagram: https://www.instagram.com/amberautrey_/🌐Substack: https://zeitgeistarete.substack.com/podcastDr. Gabrielle Lyon, DOBoard-certified in family medicine and fellowship-trained in nutritional science and geriatrics, Dr. Gabrielle Lyon is the founder of muscle-centric medicine — a framework that positions skeletal muscle as the cornerstone of metabolic health, longevity, and disease prevention. She is the author of the bestselling book Forever Strong and one of the most sought-after voices in functional medicine and women’s performance.📷 Instagram: https://www.instagram.com/drgabriellelyon🌐 http://drgabriellelyon.comDr. Stacy Sims, PhDExercise physiologist and nutrition scientist Dr. Stacy Sims has spent her career closing the research gap on women in sport — making the case that women are not small men and should not be trained or fueled as such. She is the author of ROAR and Next Level, a two-time TEDxspeaker, and the go-to expert on how hormones, training, and nutrition interact across the female lifespan, from athletic peak to perimenopause and beyond.📷 Instagram: https://www.instagram.com/drstacysims🌐 http://drstacysims.com💌 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.👉 This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit proofpractice.substack.com

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 health: ApoB, Lp(a), and CAC scans* How chronic stress and trauma affect biomarkersTimestamps* 00:00 Normal Labs, Still Feel Off?* 07:35 Ferritin of 15 Isn’t Normal* 15:55 Leptin and Perimenopause Weight Gain* 24:50 Why Autoimmune Hits Women Harder* 29:56 ApoB, CAC, and DEXA Explained* 37:36 Which Biomarkers to Retest* 43:46 How Stress and Trauma Affect BiomarkersAbout Dr. Tiffany Lester:Dr. Tiffany Lester, an integrative medicine physician and founder of Minimalist Medicine, turns biomarker data into personalized plans for women. She specializes in autoimmune conditions, hormones, gut health, and trauma, and makes sure women never feel dismissed.Connect with Dr. Tiffany Lester:Instagram: https://www.instagram.com/drtiffanylesterLinkedIn: https://www.linkedin.com/in/tiffanylester–ABOUT THE PROOF OF PRACTICEThe Proof of Practice: Where Science Meets PracticeWomen have been understudied, undertreated, and given advice built for men. This show exists to change that.Hosted by five of the most respected names in women’s health — Dr. Abbie Smith-Ryan, Amber Taylor, Gabby Reece, Dr. Gabrielle Lyon, and Dr. Stacy Sims — every episode brings evidence-based, experience-backed conversations on strength, metabolism, hormones, longevity, and performance. No trends. No shortcuts. Just the proof that practice works.YOUR HOSTSGabby ReeceOne of the most iconic athletes in American sports history, Gabby Reece is a former professional beach volleyball player, Nike’s first female spokesperson, New York Times bestselling author, and lifelong advocate for how women should train, eat, and live. She co-founded the Hamilton House Experience wellness program with her husband Laird Hamilton and hosts The Reecet women’s wellness retreat. Gabby brings decades of real-world performance experience to every conversation.📷 Instagram: https://www.instagram.com/gabbyreece🌐 http://gabbyreece.comDr. Abbie Smith-Ryan, PhD, CSCS*D, FACSM, FNSCAProfessor of Exercise Physiology at the University of North Carolina Chapel Hill and Director of the Applied Physiology Laboratory, Dr. Abbie Smith-Ryan has published over 190 peer-reviewed manuscripts and is one of the leading researchers in female physiology, metabolism, and sports nutrition. A three-time NSCA award winner — including Outstanding Sports Scientist of the Year (2022) — she translates cutting-edge lab science into practical strategies that actually work for women across every life stage.📷 Instagram: https://www.instagram.com/asmithryan🌐 http://asmithryan.comAmber TaylorAmber Taylor is a New Zealand–based digital health and product leader who builds evidence‑based fitness platforms designed to better support women’s physiology, safety, and long‑term wellbeing. Drawing on two decades in technology and digital roles at Amazon, Nike, and Les Mills, she uses AI, behavioral insights, and omnichannel delivery to create inclusive training experiences that help women move consistently, recover smarter, and integrate exercise into real life.Dr. Gabrielle Lyon, DOBoard-certified in family medicine and fellowship-trained in nutritional science and geriatrics, Dr. Gabrielle Lyon is the founder of muscle-centric medicine — a framework that positions skeletal muscle as the cornerstone of metabolic health, longevity, and disease prevention. She is the author of the bestselling book Forever Strong and one of the most sought-after voices in functional medicine and women’s performance.📷 Instagram: https://www.instagram.com/drgabriellelyon🌐 http://drgabriellelyon.comDr. Stacy Sims, PhDExercise physiologist and nutrition scientist Dr. Stacy Sims has spent her career closing the research gap on women in sport — making the case that women are not small men and should not be trained or fueled as such. She is the author of ROAR and Next Level, a two-time TEDxspeaker, and the go-to expert on how hormones, training, and nutrition interact across the female lifespan, from athletic peak to perimenopause and beyond.📷 Instagram: https://www.instagram.com/drstacysims🌐 http://drstacysims.com💌 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. This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit proofpractice.substack.com

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 mostTimestamps* 00:00 Who Is Navy SEAL Marcus Capone* 03:26 What Navy SEAL Training Is Really Like* 13:14 Why 96% of Navy SEAL Marriages Fail* 17:24 PTSD After War and the Civilian Spiral* 20:49 Can Psychedelics Treat PTSD and Depression* 28:33 How Ibogaine Reverses Brain Age* 31:48 How Ibogaine Cures Alcohol Addiction* 36:32 What an Ibogaine Trip Feels Like* 46:19 Ibogaine Aftercare and Integration Explained* 55:13 Are Psychedelics Legal for PTSD TreatmentAbout Marcus Capone:Marcus Capone is a former Navy SEAL and co-founder of VETS Solutions, known for turning his own mental health crisis into a nonprofit that funds psychedelic-assisted treatment for veterans and for anchoring the Emmy-winning Netflix documentary In Waves & War.Connect with Marcus Capone:Instagram: https://www.instagram.com/marcuscaponeYouTube: https://www.youtube.com/@conversationswiththecaponesLinkTree: https://linktr.ee/marcuscapone–ABOUT THE PROOF OF PRACTICEThe Proof of Practice: Where Science Meets PracticeWomen have been understudied, undertreated, and given advice built for men. This show exists to change that.Hosted by five of the most respected names in women’s health — Dr. Abbie Smith-Ryan, Amber Taylor, Gabby Reece, Dr. Gabrielle Lyon, and Dr. Stacy Sims — every episode brings evidence-based, experience-backed conversations on strength, metabolism, hormones, longevity, and performance. No trends. No shortcuts. Just the proof that practice works.YOUR HOSTSGabby ReeceOne of the most iconic athletes in American sports history, Gabby Reece is a former professional beach volleyball player, Nike’s first female spokesperson, New York Times bestselling author, and lifelong advocate for how women should train, eat, and live. She co-founded the Hamilton House Experience wellness program with her husband Laird Hamilton and hosts The Reecet women’s wellness retreat. Gabby brings decades of real-world performance experience to every conversation.📷 Instagram: https://www.instagram.com/gabbyreece🌐 http://gabbyreece.comDr. Abbie Smith-Ryan, PhD, CSCS*D, FACSM, FNSCAProfessor of Exercise Physiology at the University of North Carolina Chapel Hill and Director of the Applied Physiology Laboratory, Dr. Abbie Smith-Ryan has published over 190 peer-reviewed manuscripts and is one of the leading researchers in female physiology, metabolism, and sports nutrition. A three-time NSCA award winner — including Outstanding Sports Scientist of the Year (2022) — she translates cutting-edge lab science into practical strategies that actually work for women across every life stage.📷 Instagram: https://www.instagram.com/asmithryan🌐 http://asmithryan.comAmber TaylorAmber Taylor is a New Zealand–based digital health and product leader who builds evidence‑based fitness platforms designed to better support women’s physiology, safety, and long‑term wellbeing. Drawing on two decades in technology and digital roles at Amazon, Nike, and Les Mills, she uses AI, behavioral insights, and omnichannel delivery to create inclusive training experiences that help women move consistently, recover smarter, and integrate exercise into real life.Dr. Gabrielle Lyon, DOBoard-certified in family medicine and fellowship-trained in nutritional science and geriatrics, Dr. Gabrielle Lyon is the founder of muscle-centric medicine — a framework that positions skeletal muscle as the cornerstone of metabolic health, longevity, and disease prevention. She is the author of the bestselling book Forever Strong and one of the most sought-after voices in functional medicine and women’s performance.📷 Instagram: https://www.instagram.com/drgabriellelyon🌐 http://drgabriellelyon.comDr. Stacy Sims, PhDExercise physiologist and nutrition scientist Dr. Stacy Sims has spent her career closing the research gap on women in sport — making the case that women are not small men and should not be trained or fueled as such. She is the author of ROAR and Next Level, a two-time TEDxspeaker, and the go-to expert on how hormones, training, and nutrition interact across the female lifespan, from athletic peak to perimenopause and beyond.📷 Instagram: https://www.instagram.com/drstacysims🌐 http://drstacysims.com💌 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/ This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit proofpractice.substack.com

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 EXPLOREWomen-led companies deliver stronger returnsDecision frameworks for major career changesEvidence-backed women’s health claimsWhy AI trained on old data misleads womenHormone monitoring technology for womenGLP-1 dosing and female metabolismThe women’s health gapTimestamps00:00 Intro05:52 Women’s Broken Relationship With Money09:54 Why Women-Led Companies Return More15:08 The Autonomy Access Investing Framework19:45 Spotting Gaps in Women’s Health22:57 Why Startups Skip Funding the Science27:21 How VCs Evaluate Health Startups33:00 Why Women’s Health Data Is Broken38:03 GLP-1 Dosing and Wearables for Women42:28 Why Simple Health Advice Sells47:30 The Growth Trap Killing Startups50:16 The Women’s Health Funding Fight53:08 How to Start Angel InvestingAbout Mel Strong:Mel Strong is co-founder of Next Ventures, the health and wellness fund she launched after 17 years at Nike. She invests in evidence-backed women’s health companies and has advocated for women’s health equity on Capitol Hill.Connect with Mel Strong:Website: https://www.nextventures.comInstagram: https://www.instagram.com/melaniestrongLinkedIn: https://www.linkedin.com/in/melanie-strong–ABOUT THE PROOF OF PRACTICEThe Proof of Practice: Where Science Meets PracticeWomen have been understudied, undertreated, and given advice built for men. This show exists to change that.Hosted by five of the most respected names in women’s health — Dr. Abbie Smith-Ryan, Amber Taylor, Gabby Reece, Dr. Gabrielle Lyon, and Dr. Stacy Sims — every episode brings evidence-based, experience-backed conversations on strength, metabolism, hormones, longevity, and performance. No trends. No shortcuts. Just the proof that practice works.YOUR HOSTSGabby ReeceOne of the most iconic athletes in American sports history, Gabby Reece is a former professional beach volleyball player, Nike’s first female spokesperson, New York Times bestselling author, and lifelong advocate for how women should train, eat, and live. She co-founded the Hamilton House Experience wellness program with her husband Laird Hamilton and hosts The Reecet women’s wellness retreat. Gabby brings decades of real-world performance experience to every conversation.📷 Instagram: https://www.instagram.com/gabbyreece/🌐 http://gabbyreece.comDr. Abbie Smith-Ryan, PhD, CSCS*D, FACSM, FNSCAProfessor of Exercise Physiology at the University of North Carolina Chapel Hill and Director of the Applied Physiology Laboratory, Dr. Abbie Smith-Ryan has published over 190 peer-reviewed manuscripts and is one of the leading researchers in female physiology, metabolism, and sports nutrition. A three-time NSCA award winner — including Outstanding Sports Scientist of the Year (2022) — she translates cutting-edge lab science into practical strategies that actually work for women across every life stage.📷 Instagram: https://www.instagram.com/asmithryan/🌐 http://asmithryan.comAmber TaylorAmber Taylor is a New Zealand–based digital health and product leader who builds evidence‑based fitness platforms designed to better support women’s physiology, safety, and long‑term wellbeing. Drawing on two decades in technology and digital roles at Amazon, Nike, and Les Mills, she uses AI, behavioral insights, and omnichannel delivery to create inclusive training experiences that help women move consistently, recover smarter, and integrate exercise into real life.Dr. Gabrielle Lyon, DOBoard-certified in family medicine and fellowship-trained in nutritional science and geriatrics, Dr. Gabrielle Lyon is the founder of muscle-centric medicine — a framework that positions skeletal muscle as the cornerstone of metabolic health, longevity, and disease prevention. She is the author of the bestselling book Forever Strong and one of the most sought-after voices in functional medicine and women’s performance.📷 Instagram: https://www.instagram.com/drgabriellelyon/🌐 http://drgabriellelyon.comDr. Stacy Sims, PhDExercise physiologist and nutrition scientist Dr. Stacy Sims has spent her career closing the research gap on women in sport — making the case that women are not small men and should not be trained or fueled as such. She is the author of ROAR and Next Level, a two-time TEDx speaker, and the go-to expert on how hormones, training, and nutrition interact across the female lifespan, from athletic peak to perimenopause and beyond.📷 Instagram: https://www.instagram.com/drstacysims/🌐 http://drstacysims.com💌 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. This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit proofpractice.substack.com