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Born to move: Human hearts evolved to need exercise

Chimpanzees, which are humans’ closest evolutionary relatives, have hearts with thick, stiff walls. This adaptation reflects their need for short bouts of climbing and fighting. In contrast, prehistoric people had to hunt and gather food to survive, so the human… More »

Can I do anything to prevent osteoporosis?

Many risk factors for osteoporosis, such as sex, age, and genes, are not modifiable. But women at risk can make changes to improve bone health, such as not smoking and limiting alcohol consumption, exercising more, and adopting a healthy diet… More »

Can supplements help boost your immune system?

There’s no evidence that products that claim to boost or support immune function actually do so. In fact, a wholesale boost to the immune system could lead to autoimmune or autoinflammatory conditions. To protect health, adopt good health habits such… More »

Mushrooms may protect against prostate cancer

Researchers found that men who consumed mushrooms at least once a week had lower risk of prostate cancer compared with those who ate no mushrooms. Scientists speculate that mushrooms’ high levels of ergothioneine, a potential cancer preventive, may explain the… More »

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