Perform this exercise on the floor, not on a bed or other soft surface. Step 1: Lie on your back with one leg bent at about a 90-degree angle and the other leg straight. Step 2: With thigh ...

One of the worst feelings that can pop up in the middle of a run or race is a twinge of knee pain. And it’s a pretty common occurrence for runners: The knee is the most common area of injury for ...