Why do women worldwide outlive men? While healthier lifestyles play a role, new research points to genetics as a major factor.
Scientists at the University of New South Wales in Australia analyzed this across species, revealing a clear chromosomal advantage for females.
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In 229 animal species, individuals with two identical sex chromosomes lived 17.6% longer than those with dissimilar ones, according to the study.
Women have two X chromosomes, while men have one X and one Y. This genetic makeup explains much of the longevity gap, independent of lifestyle.
Source: Welinlichtingekringen.nl
