For a twist, add a medicine ball: Keep your arms straight and core engaged during this move. (Getty Images) I'll admit it: For years, I avoided adding a medicine ball to my workouts. Frankly, I was ...

Rebuilding muscle after 50 doesn't have to mean endless hours at the gym. In fact, some of the most effective exercises use nothing more than a Swiss ball to challenge your body in ways traditional ...

Plyometric (or, plyo) push-ups are a set of exercises that focus on your chest, shoulders, triceps, and abs. These push-ups are designed to give you more power, which is essential for fast and ...