A simple, real-life movement that improves lower-body strength, balance, and coordination while being easy on your joints.

You’re religious about intervals, you diligently do your strength training and your recovery game is on point – and yet, your running paces have still plateaued. What’s a speed-seeking runner to do?

Plyometrics is a term that can leave you scratching your head. What does it mean? Is it another term for Pilates? Or are we just getting our P’s confused? Does it involve – ugh– stretching? And how ...