Peter Attia· MD
the hard metrics are the best predictor of lifespan and healthspan
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
the hard metrics are the best predictor of lifespan and healthspan
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Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
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The hard metrics are the best predictor of lifespan and health span.