Did you know every 40 seconds someone in the U.S. has a heart attack—and 1 in 5 never even see it coming? This week, I am joined by preventive cardiologist Dr. Michael Twyman as we discuss cutting-edge diagnostics, the endothelial glycocalyx, nitric oxide biology, and why muscle mass is your heart’s best friend. Learn the practical steps and questions to ask to protect your heart before symptoms appear.

Together, we explore:

• Why silent heart attacks are so prevalent
• The role of nitric oxide and the endothelial glycocalyx in vascular health
• The critical link between muscle mass, VO₂ max, and heart resilience
• How advanced imaging and testing are changing prevention
• Debunking common myths around cardiovascular risk
• Supplements and diagnostics Dr. Twyman uses to optimize cardiovascular health

This episode is a masterclass in heart disease prevention—don’t miss it.

Who is Dr. Michael Twyman

Dr. Twyman is a board-certified cardiologist specializing in early detection and prevention of cardiovascular disease. Founder of Apollo Cardiology in St. Louis, he’s recognized for integrating advanced arterial imaging, mitochondrial health strategies, and personalized medicine to optimize long-term heart health. Dr. Twyman’s mission is to educate his patients on how to live better and longer by optimizing their mitochondrial function to become heart attack proof.

This episode is brought to you by:

• Puori – Get 20% off sitewide with code DRLYON → https://puori.com/DRLYON
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Find Michael Twyman at:

• Website - https://drtwyman.com/
• Apollo Cardiology - https://drtwyman.com/apollocardiology/
• LinkedIn - https://www.linkedin.com/in/drtwyman/
• Instagram - https://www.instagram.com/drtwyman/
• X (Twitter) - https://x.com/michaeltwymanmd

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In this episode, I’m joined by journalist and author Michael Joseph Gross, whose book, Stronger: The Untold Story of Muscle in Our Lives, reveals the powerful and often overlooked role of muscle in human health and society—tracing its importance from ancient civilizations to modern science. We explore how our understanding of muscle has evolved through history, from symbols of strength and vitality in antiquity to current misconceptions in modern society. Michael shares insights from his extensive research, highlighting the incredible resilience of muscle tissue, debunking common myths about strength and aging, and providing compelling evidence for why everyone—no matter their age or background—should prioritize building and preserving muscle.

We cover:

• How muscle was viewed and valued from ancient cultures through modern times
• Why muscle mass is one of the strongest predictors of overall health and longevity
• How muscle acts as an endocrine organ influencing metabolism, immunity, and cognition
• The common misconceptions about strength training, especially in women and older adults
• How the science of muscle can change your approach to fitness and longevity
• The societal impact of muscle loss—and how we can turn it around

This conversation will leave you with a renewed appreciation for muscle—past, present, and future—and actionable insights to help you stay forever strong.

Who is Michael Joseph Gross?

Michael Joseph Gross is an accomplished journalist and author, widely recognized for his deeply researched, insightful explorations of human health and societal trends. His latest book, Stronger: The Untold Story of Muscle in Our Lives, delves into the transformative power of muscle from a biological, societal, and cultural perspective, offering groundbreaking insights into how muscle impacts our health, aging process, and overall quality of life.

This episode is brought to you by:

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Find Michael Joseph Gross at:

• Get the book: https://www.michaeljosephgross.com/
• LinkedIn: https://www.linkedin.com/in/michael-joseph-gross-2937a5/
• Instagram: https://www.instagram.com/michaeljosephgross

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In this episode, Dr. Alexis Wood, a leading researcher at Baylor College of Medicine, joins me to unpack insights into childhood nutrition, genetics, and cognitive health. Dr. Wood's work bridges genetics, dietary practices, and brain development, highlighting how early-life nutrition can shape lifelong outcomes. We explore cutting-edge research, practical strategies for parents, and the surprising factors influencing children's cognitive and metabolic health.

We cover:

• Why childhood nutrition and genetics have been historically overlooked—and what it means for your family.
• ADHD and diet: Separating fact from fiction.
• Debunking popular diet myths: What the research actually says about red meat and processed foods.
• Cognitive self-regulation: The hidden link between diet, obesity, and ADHD.
• Precision nutrition & metabolomics: The future is more than one-size-fits-all advice.

Whether you're a parent, educator, or health professional, this conversation offers guidance on navigating the complex relationship between nutrition, genetics, and childhood development.

Who is Dr. Alexis Wood?

Dr. Alexis Wood, Ph.D., F.A.H.A., is an Associate Professor of Pediatrics–Nutrition at Baylor College of Medicine’s USDA/ARS Children’s Nutrition Research Center. Her research integrates genetics, child development, and nutrition, focusing on how genetic factors influence responses to diet and behavior.

This episode is brought to you by:

• PaleoValley - Get 15% off at https://paleovalley.com/drlyon
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Find Dr. Alexis Wood at:

• Linked In - https://www.linkedin.com/in/lekkiwood/
• Baylor College of Medicine - https://www.bcm.edu/people-search/alexis-wood-33281
• USDA/ARS Children's Nutrition Research Center - https://www.bcm.edu/research/research-centers/usda-ars-childrens-nutrition-research-center
• Alexis Wood Lab - https://www.bcm.edu/research/faculty-labs/alexis-lekki-wood-lab

Find Me At:

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