Bryan Johnson· Author
Skin aging is a predictor of systemic aging as shown by the epigenetic clocks that can predict skin aging from epigenetic methylation markers.
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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.
Skin aging is a predictor of systemic aging as shown by the epigenetic clocks that can predict skin aging from epigenetic methylation markers.
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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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