Dr. Scott Itano has been lacing up his running shoes since high school. “Running is one of my favorite activities,” he says. ...

It's not unreasonable to worry about losing fitness when you take time off running. Here's what happens to your body, and how ...

Sometimes, fatigue shows up at unexpected times in training. Experts share what can help you stay ahead of it.

From side stitches to unexpected bathroom breaks and painful chafing, these common bodily changes are common among newbie ...