Could exercise be a key ingredient in preventing bacterial and viral infections and boosting your immune system? It turns out regular physical activity does play a role in keeping you healthy and ...

Regardless of the intensity of exercise you prefer, keeping a consistent routine can keep your heart healthy. Klaus Vedfelt/DigitalVision via Getty Images Aerobic exercise like jogging, biking, ...

For middle-aged and older men, new data suggest that it’s how hard they exercise, not how much, that may be contributing to the paradoxical increase in coronary atherosclerosis seen in athletes.

It feels good to push the body to the point of exhaustion. Leaving the gym or a fitness class soaked with sweat is a deeply satisfying manifestation of the endorphins humming around in your brain.