Discover what your resting heart rate reveals about hidden health problems. Fast pulse signals thyroid, infection issues.

For people living with sickle cell disease, joint pain, especially in the knees, can be a frustrating and persistent ...

Scientists say 4 billion people, about half the world’s population, experienced at least one extra month of extreme heat ...

Donald Trump is once again begging Canada to become part of the United States—this time, in exchange for military protection.

Last year’s extreme heat caused some time honored local traditions to adjust their hours or relocate to indoor venues to keep ...

Philadelphia Phillies first baseman Bryce Harper remains day-to-day as he continues to recover from a bruised right elbow, leaving his return to the lineup uncertain. Harper was hit by a ...

P平均每年需要花费近2万美元来进行维护，小学校难以承担这样的成本，相较之下， Slideshows ...