ExplainerFitness Is Fate
Your VO2 Max Is the Longevity Number Almost Nobody Tracks
Cardiorespiratory fitness predicts how long you live better than most lab values. The good news is that it is one of the most trainable numbers in medicine.
Longevity
Fitness, strength and the habits that add healthy years. Reporting on the measurable drivers of how long and how well people live.
ExplainerSupplements
Creatine Was a Gym Supplement. The Older-Adult Trials Make a Quieter Case
Paired with strength training, creatine adds a modest but consistent boost in lean mass and strength for people past middle age. On its own, it does much less.
AnalysisStrength Reserve
Muscle Is the Organ of Aging Well
Sarcopenia starts quietly in midlife and shapes almost everything that comes after it. Protein and resistance training are the two levers with the strongest evidence.
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