Muscle Function Matters More Than Size (Here’s Why) | Ep 54

Muscle function matters more than muscle size, especially as we age.While most fitness conversations focus on building muscle mass and hypertrophy, the real predictor of longevity, independence, and injury prevention is functional strength. In this episode of the 90% Healthy Podcast, Klaudia and Don explore why power, balance, neuromuscular coordination, and fast-twitch muscle fiber activation are more important than simply increasing muscle size.We break down the science of aging and muscle loss, including:Why we lose power before we lose muscle massHow type 2 (fast-twitch) muscle fibers decline with ageWhy explosive strength helps prevent fallsThe role of grip strength in predicting longevityDeadlift vs squat for functional strengthWhy bench press doesn’t predict real-world performanceHow to train for independence in your 60s, 70s, and beyondThe difference between hypertrophy and usable strengthThis conversation connects exercise science, longevity research, neuromuscular physiology, and practical strength training strategies you can apply immediately.If you care about healthy aging, functional fitness, muscle longevity, fall prevention, and long-term resilience, this episode reframes what “getting stronger” really means.Subscribe for weekly conversations on longevity, performance, metabolic health, nervous system regulation, and evidence-based training that moves the needle.