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AI Summary
- Muscle mass and strength are essential for longevity, metabolic health, and injury prevention, with clarification on which metric matters most for aging well
- Practical strategies for building muscle safely include progressive overload, training intensity optimization, appropriate rep ranges, explosive power development, and adequate protein intake
- Key nutrition interventions like protein timing and creatine supplementation are synthesized from 30+ hours of expert discussions to provide comprehensive, up-to-date guidance