CONCORD, N.H. (AP) — Heat as oppressive as British colonial rule is bearing down on the eastern U.S. heading into the long Fourth of July weekend, prompting some communities to cancel, postpone or ...

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Soaring temperatures could put people's long-term health at risk by stopping them from exercising, scientists warn. Here's how you can keep going when things hot up. Staying active in hot weather can ...

While humans evolved to perform routine endurance activity, recent secular trends in the United States and globally have resulted in a dramatic rise in the amount of time spent inactive in both ...