Life span has little to do with genes, analysis of ancestry database shows - STAT

Life span has little to do with genes, analysis of ancestry database shows - STAT

Life span has little to do with genes, analysis of large ancestry database shows

By SHARON BEGLEY

ERIC BARADAT/AFP/GETTY IMAGES

The heritability of life span, long a hot research topic, is considerably less than widely thought, according to an analysis of millions of family trees.

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