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An anonymous reader shared this report from the Washington Post:
Women tend to live longer than men. There are traditional explanations: Men smoke more. They drink more. They tend to engage in riskier behavior. But the fact that this lifespan gap holds true regardless of country or century indicates something deeper is also at play.
A growing body of evidence suggests that women’s relative longevity may derive, in part, from having double X chromosomes, a redundancy that…
