Training for healthspanVO2 max is the healthspan metric with the least argument attached
Among everything measured in this field, cardiorespiratory fitness has the most consistent relationship with outcomes and the fewest people disputing it.
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The comparator
Training for healthspan
Every claim in this field is implicitly compared against training, which has decades of trial evidence and costs nothing. This section covers what that comparator actually delivers.
Articles
4
Covers
Cardiorespiratory fitness
Covers
Resistance training
Covers
Intensity distribution
All training for healthspan
Newest first. Every piece lists its sources at the foot.
Training for healthspan
Training for healthspanResistance training is the comparator every supplement is measured against
Free, extensively trialled, and effective in exactly the population most longevity products target. It rarely appears in the comparison.
Training for healthspanZone 2 got popular. Here is what it claims and what it does not.
A useful training concept that acquired a mystique it does not need, and threshold estimates that are wrong more often than people realise.
Training for healthspanPeptide stacks for injury are trending well ahead of their evidence
Physicians surveyed for 2026 flagged these as a category to watch. Watching is not the same as recommending, and the regulatory position is unresolved.