At first glance, doing a wall sit may look like a cinch. After all, your back is pressed against a wall so you’ve got solid support. But the exercise is surprisingly challenging­—and a great way to ...

After 45, this 5-move chair circuit tests strength, balance, and endurance—finish it nonstop to prove top-tier fitness.

Prolonged desk work can lead to musculoskeletal problems ranging from annoying aches and pains to injuries. This month, we launched a six-part series showing you how to stretch and strengthen your ...

For years, the combination of terrible posture and work that requires long periods of sitting resulted in back soreness and back pain, especially in my lower back. In time, what I finally settled on ...