
·Health
Women’s and men’s organs just got separate aging clocks
Nature Medicine on 16 September 2026 published 38 sex-specific biological aging clocks across 15 organs from Columbia’s MULTI Consortium; brain MRI clocks predicted MCI→AD with HR 1.74 in men and 2.25 in women per 1-SD older brain — research tools, not a consumer longevity score.
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