Add Yahoo as a preferred source to see more of our stories on Google. The human body, over centuries, is becoming less and less fit, as we pass on more and more unwanted genetic mutations, researchers ...

If you’ve ever wondered why some people can eat whatever they want and stay slim while others struggle with weight despite their best efforts, genetics holds many of the answers. For people with ...

WASHINGTON (AP) — Two-thirds of animal and plant populations are declining in genetic diversity, which makes it harder to adapt to environmental changes, according to research published Wednesday.

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Precision medicine models often rely on data from Northern European populations, leading to treatment inequities. Genetic diversity is crucial for understanding disease risk and treatment efficacy, as ...