Scientists say power—your ability to move quickly—is one of the first fitness skills to fade with age. And it’s not as hard ...

High-intensity interval training is one of the best ways to pack a lot of exercise into a short period of time. HIIT workouts ...

In the second of a five-part series, Dana Santas shows how building strength in the side abdominal muscles can improve stability in movement and reduce low back pain.

Target your lower half with this balancing act. Unilateral (or single-side) exercises strengthen your core, glutes, thighs, ...