Flexibility might not be the first thing that comes to mind when you think about health and fitness, but it's one of the most important aspects of maintaining your body's overall well-being. Simply ...

To improve flexibility and mobility, athletes and active individuals often rely on several forms of stretching. These involve lengthening or flexing a muscle or tendon to promote enhanced elasticity.

Phil Wharton, who has worked with some of the top runners in the world over the last 15 years, explains the science of flexibility and demonstrates a few key Active-Isolated stretches. For more about ...