Distance running may be an evolutionary ‘signal’ for desirable male genes

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New research shows that males with higher ‘reproductive potential’ are better distance runners. This may have been used by females as a reliable signal of high male genetic quality during our hunter-gatherer past, as good runners are more likely to have other traits of good hunters and providers, such as intelligence and generosity.

Original Article: Distance running may be an evolutionary ‘signal’ for desirable male genes