InsightfulResearch

Women Are Not Small Men | Dr Stacy Sims

Dr. Stacy Sims discusses the unique physiological differences in women's health and performance, emphasizing the importance of tailored approaches to nutrition, exercise, and hormonal support. She highlights the significant yet often overlooked impact of hormone fluctuations on women's physical and mental health, particularly during perimenopause.

Summary

In this episode of the Finding Mastery podcast, Dr. Stacy Sims, a leading voice in women's health and performance, emphasizes that women are not just smaller men, illustrating the need for gender-specific research and approaches to health and fitness. She discusses the critical role hormones play in women's lives, especially during perimenopause, where changes can lead to various symptoms such as mood swings, weight gain, and sleep disturbances. Many women are unaware of this 'quiet revolution' in their bodies, which often contributes to misunderstandings in their relationships and health outcomes.

Sims critiques the historical lack of female-focused research in health, pointing out that most studies have been male-centric, which has led to a significant information gap. She argues that this mismatch in research has severe consequences for women's health, particularly in how they are diagnosed and treated for conditions related to hormonal changes, such as anxiety and stress responses that can occur during perimenopause.

Furthermore, Dr. Sims advocates for integrating exercise into women's health, highlighting that strength training is crucial during perimenopause to combat muscle loss and maintain bone density. She also discusses the importance of high-intensity interval training (HIIT) for women and how it can better support metabolic health than traditional moderate-intensity exercise.

Dr. Sims also addresses the advancements in hormone replacement therapy (HRT), noting that recent formulations allow for safer and more effective options for managing perimenopausal symptoms. She clarifies misunderstandings surrounding HRT and emphasizes the need for individualized treatment plans that account for a woman's unique physiological makeup. Overall, the episode encourages both women and healthcare professionals to approach women's health with a more informed, nuanced understanding of female physiology.

About this episode

<p><strong>What has been the cost to women of relying on research that was never designed around female physiology?</strong></p><p><strong>Dr. Stacy Sims</strong> is an exercise physiologist, nutrition scientist, and bestselling author of ROAR, which challenged the idea that women should train and fuel like men, and Next Level, which focuses on health, performance, and physiology through perimenopause and menopause. Over two decades of research, she has become one of the leading voices reshaping how we understand women's health, with a message that has become synonymous with her work: women are not small men. That line started as a throwaway teaching point during her postdoc at Stanford, and it has since become a paradigm shift.</p><p>At the center of this conversation is a quiet, costly problem. For decades, much of the science on training, nutrition, and medicine was built on male bodies and then applied to women as if they were simply smaller versions of men. Stacy walks through what that gap has cost, why the literature thins out for women between the ages of thirty and fifty, and how a hormone fluctuation can get mistaken for a panic attack, leading to solutions that were never going to fully work.</p><p>Stacy and Mike then move into what to actually do about it. They get into why "eat less, train more" often backfires and drives the body into a low energy state, why fasting through the morning for women can dysregulate appetite and stress hormones, and why lifting heavier loads may protect not just muscle and bone but the aging brain. They also draw the line that runs through the whole conversation, the symptoms of perimenopause are the physiology, not the person, and explore why this episode isn't just for the women in the community. Stacy explains why having men in the conversation helps drive action, what partners can actually do... listen first rather than rush to fix... and why the rising noise around menopause online, along with AI tools built on outdated male data, makes clear thinking here more valuable than ever.</p><p><strong>In this conversation, we explore:</strong></p><ul><li>Why so much health and performance research was never actually done on women</li><li>What "women are not small men" really means in training and nutrition</li><li>Why "eat less, train more" often backfires for women through midlife</li><li>Why fasting through the morning can dysregulate appetite and stress hormones</li><li>How lifting heavier loads may help protect the aging brain</li><li>Why men belong in this conversation, and how to show up for the women in their lives</li><li>Why most AI health tools still run on outdated male data</li></ul><p><br /></p><p>Whether this conversation is about your body or the body of someone you love, it offers a science-backed way to understand what's happening and what to do next.</p><p><strong>Links &amp; Resources</strong></p><p><strong>Subscribe</strong> to our YouTube Channel for more conversations at the intersection of high performance, leadership, and wellbeing: <a href="https://www.youtube.com/c/FindingMastery" rel="noopener noreferrer" target="_blank">https://www.youtube.com/c/FindingMastery</a></p><p><strong>Get exclusive</strong> discounts and support our amazing sponsors!</p><p><strong>Go to: </strong><a href="https://findingmastery.com/sponsors/" rel="noopener noreferrer" target="_blank">https://findingmastery.com/sponsors/</a></p><p><strong>Subscribe</strong> to the Finding Mastery newsletter for weekly high performance insights: <a href="https://www.findingmastery.com/newsletter" rel="noopener noreferrer" target="_blank">https://www.findingmastery.com/newsletter</a></p><p><strong>Download</strong> Dr. Mike’s Morning Mindset Routine: <a href="https://www.findingmastery.com/morningmindset" rel="noopener noreferrer" target="_blank">findingmastery.com/morningmindset</a></p><p><strong>Follow</strong> on <a href="https://www.youtube.com/findingmastery" rel="noopener noreferrer" target="_blank">YouTube</a>, <a href="https://www.instagram.com/findingmastery/?hl=en" rel="noopener noreferrer" target="_blank">Instagram</a>, <a href="https://www.linkedin.com/in/drmichaelgervais/" rel="noopener noreferrer" target="_blank">LinkedIn</a>, and <a href="https://x.com/michaelgervais" rel="noopener noreferrer" target="_blank">X</a></p><p><strong>Dr. Stacy Sims’ Books: </strong><em>ROAR</em> and <em>Next Level</em></p><p>See Privacy Policy at <a href="https://art19.com/privacy" rel="noopener noreferrer" target="_blank">https://art19.com/privacy</a> and California Privacy Notice at <a href="https://art19.com/privacy#do-not-sell-my-info" rel="noopener noreferrer" target="_blank">https://art19.com/privacy#do-not-sell-my-info</a>.</p>

Key Insights

  • Dr. Stacy Sims claims that nearly 95% of women do not get enough fiber despite thinking they have a healthy diet.
  • She emphasizes that every system in a woman's body is affected by hormonal changes during perimenopause.
  • Sims states that the research on women's health has been historically centered around men, neglecting female physiology.
  • The speaker points out that women struggling during perimenopause often face divorce rates due to misunderstandings about their hormonal changes.
  • Sims highlights that women need to eat enough calories to prevent awakenings at night and maintain metabolic health.
  • She also argues that high-intensity interval training (HIIT) is particularly beneficial for women in perimenopause for managing weight and maintaining muscle health.
  • Dr. Sims explains that women’s circadian rhythms differ from men’s, affecting their energy levels and hunger patterns.
  • She notes that using hormone replacement therapy in younger menopausal women shows benefits for brain health and mood stabilization.
  • She criticizes the misconception that exercise and nutrition can be universally applied to all individuals regardless of gender.
  • The speaker points out that the traditional view of different training protocols for elite male and female athletes may overlook the similarities at high performance levels.
  • Sims argues against the use of poorly regulated supplements and stresses the importance of evidence-based approaches.
  • She emphasizes that women must advocate for their health and that relying on historically male-centric data can lead to misdiagnosis and inadequate treatment.

Topics

Women's healthHormonal changesExercise and nutrition

Transcript

Body Master is brought to you by Momentous Fiber Plus. Here's a stat that surprised me when I first came across it. Nearly 95% of us are not getting enough fiber. And the thing is, most people think that they are. That used to be me. I eat well, I'm intentional about whole foods, and I still wasn't hitting it consistently. And fiber matters. It's one of those quiet, unglamorous fundamentals that shapes how the rest of your system runs. Your gut, your your energy how well you absorb everything else you're putting in so when jeff byers and the team at momentous reached out about fiber plus i paid attention i've been using their products for years and the…

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