Living Well

Pudgy dads and grannies who care

Humans live longer than other primates because pudgy, older men and grandmothers played crucial evolutionary roles

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In the past, the average lifespan was only about 30 to 40 years and most people did not survive beyond their reproductive years.

A percentage of both men and women did live to old age. How was this useful from an evolutionary point of view?

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A version of this article appeared in the print edition of The Straits Times on June 03, 2019, with the headline Pudgy dads and grannies who care. Subscribe