The GLP-1 Warning No One Is Giving You: Dr. Stacy Sims on Muscle Loss, Birth Control, Perimenopause & the Female Physiology Research That Was Never Done

What if everything you’ve been told about fitness, hormones, dieting, and “healthy habits” was built for the WRONG body? In this episode of Mayim Bialik's Breakdown, Dr. Stacy Sims (exercise physiologist and leading expert in female nutrition & performance) exposes the shocking truth about why women are STILL misunderstood in science, and how it’s silently wrecking health, metabolism, and longevity. Dr. Sims breaks down: – Why women are drastically underrepresented in research (and why it’s more complicated than just sexism) – Hidden biological & hormonal differences that make “one-size-fits-all” health advice completely ineffective for women – Dark side of GLP-1 weight loss drugs, diet culture, and over-exercising, and how they’re quietly destroying quality of life – Strength training: Why lifting heavy is the key to fat loss, brain health, longevity, & hormonal balance – Alarming link between contraceptives, brain development, anxiety, & bone density in young women – Why fasting doesn’t work the same for women & how it can backfire hard – Why women NEED higher body fat & why chasing “lean” can be harmful – Overlooked connection between muscle, glucose control, brain function, & osteoporosis prevention – How poor nutrition is ruining your sleep (and the surprising food that can fix it fast) – Dangers hiding in peptides – Why most multivitamins are failing you (and how too much of ONE nutrient can actually harm you) – Nutrient deficiencies almost everyone is dealing with (especially if you’re busy, stressed, & overworked) – Why diet & exercise feel impossible for so many women & the systemic reasons behind it – Science behind saunas, cold plunges, & whether they’re actually worth it – Creatine explained like never before: brain fog, stress resilience, ADHD, sleep cycles, muscle performance - who needs it & how much – Why you might be drinking water WRONG (and how overhydration is making you bloated) – Shocking differences in lifespan vs. healthspan between men and women, especially for Alzheimer’s & dementia – How strength training can literally protect your brain as you age – 5 NON-NEGOTIABLE habits every woman needs during perimenopause & menopause – Fiber intake mistakes that are wrecking gut health and hormones (especially after 40) – Why Hormone Replacement Therapy isn’t the answer for everyone, and what to do instead – How AI & social media are spreading dangerous health misinformation (why women are the biggest targets!) This isn’t just another health episode, this is a wake-up call. If you’ve ever felt like your body isn’t responding the way it “should”…you’re not broken. The system is. This could be the most important health conversation you hear this year! If you're struggling with OCD or unrelenting intrusive thoughts, NOCD can help. Book a free 15 minute call to get started: They can't harm you, if they can't find you! Use code MAYIM at the link below and get 60% off an annual plan: Get 20% off all IQ Bar products - plus free shipping by texting BREAKDOWN to 64000.For a limited time, get $250 off Cove Pure water filtration at Get 15% off + a FREE bottle of MassZymes ($20 value) when you go to and use code BREAKER. Limited-time offer, only available through this link (not on Amazon or in stores). Grab it while it lasts. Revised edition of Dr. Stacy Sims book, ROAR: Match Your Food and Fitness to Your Unique Female Physiology for Optimum Performance, Great Health, and a Strong Body for Life :

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The GLP-1 Warning No One Is Giving You: Dr. Stacy Sims on Muscle Loss, Birth Control, Perimenopause & the Female Physiology Research That Was Never Done is an episode from Mayim Bialik's Breakdown by Mayim Bialik.

This episode is 01:35:05 long.

This episode was published on May 19, 2026.

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