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Evolutionary biologist explains why most adults can't digest milk

By PulseAugur Editorial · [1 sources] ·

Most adults globally are unable to digest milk due to a lack of lactase, the enzyme responsible for breaking down lactose. This inability is considered the evolutionary norm for humans. However, a small percentage of the adult population has developed lactase persistence, a trait that allows them to digest milk, which evolved relatively quickly in evolutionary terms. AI

RANK_REASON The item is an explanation from an expert on a biological phenomenon, not a new release or significant industry event.

Read on Forbes — Innovation →

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Evolutionary biologist explains why most adults can't digest milk

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COVERAGE [1]

  1. Forbes — Innovation TIER_1 English(EN) · Scott Travers, Contributor ·

    Only 35% Of Adults Can Digest Milk — An Evolutionary Biologist Explains Why

    Most adults worldwide can't digest milk, and biologists say that's the normal setting. Here's why a minority evolved lactase persistence in record time.

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