No matter their discipline, doctors know, intellectually at least, that exercise can be powerful medicine. But after talking to seven doctors from a variety of specialties, something about fitness had ...

This story was featured in The Must Read, a newsletter in which our editors recommend one can’t-miss story every weekday. Sign up here to get it in your inbox. When Mick Jagger is performing with The ...

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 ...