Have you ever felt that mental boost that comes after a session at the gym, an exercise class, or a walk around your neighborhood? A large and growing body of evidence finds that exercise may relieve ...

The operation, Steadfast Dart, comes as President Trump has been accused of undermining the alliance and will be watched closely to see how well the allies manage without their most important partner.

January is peak gym time — the month when fitness seekers commit to New Year’s resolutions. By February, however, those goals are often forgotten. That busting of best intentions begs the question: ...