In addition to strengthening the muscles, lungs, and heart, regular physical exercise also strengthens the immune system.

Don't love the gym? Neither does exercise scientist Ryan Montalvo. But he goes anyway. While any workout can seem daunting, ...

There has always been a dream that there could be a pill to replace exercise. New research suggests a molecule called betaine, naturally produced by the kidneys, may do just that. According to a new ...

Exercise can help to restore a more normal, well-regulated immune system in people with post-COVID syndrome, according to a ...