This Is Why 60% of Girls Quit Sports by Age 14: Puberty, Physiology & Performance | Dr. Stacy Sims

What if the training advice you follow wasn’t built for your biology? In this deep dive with Steven Bartlett (The Diary Of A CEO), I discuss the fundamental physiological differences between men and women, and how these changes shape performance, injury risk, and long-term health. Why do 60% of girls drop out of sports by age 14? How do oxygen delivery, muscle fiber types, and body composition impact female athletes? Watch now to find out.

Watch the full video here: https://www.youtube.com/watch?v=It5_C6AF1pk

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👩‍🔬 About Me:
I’m Dr. Stacy Sims, exercise physiologist, nutrition scientist, and author of ROAR and Next Level. My mission is simple: stop training women like small men. I help you understand and work with your physiology - for better performance, health, and longevity.

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