Stress is not just a bad mood or a rough week, it can shape how quickly your body ages. When stress sticks around for months or years, your body stays in a constant state of strain that chips away at ...

“While the human penis functions primarily to transfer sperm, our result suggests its unusual large size evolved as a sexual ornament to attract females rather than purely as a badge of status to ...

Women who have frequent hot flashes can have an increased risk of heart attacks.

A crackdown on problems with fairness and safety is achieving results, including a big drop in the number of sick patients ...

Aspartame is one of the most common sugar substitutes, turning up in everyday items like chewing gum, soft drinks, and tabletop sweeteners. It is popular because it delivers sweetness with far fewer ...