Health

Water intake overlooked in obese individuals

Researchers are learning whether a simple part of our diets might be linked to a healthier weight - and it has nothing to do with carbs, fat or protein.

Medical research

Different genes behind same adaptation to thin air

Highlanders in Tibet and Ethiopia share a biological adaptation that enables them to thrive in the low oxygen of high altitudes, but the ability to pass on the trait appears to be linked to different genes in the two groups, ...

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