Strong back muscles can help reduce pain, increase mobility, and improve posture. These at-home exercises can help you start ...

A trainer shares the exercise that can best treat lower back pain. Discover exactly how to do it and why it works.

A simple yet powerful strength-training move recommended by U.S. fitness experts to fight aging, sedentary habits, and poor posture caused by desk work.

Plus, common mistakes to avoid.

Run faster and more efficiently with these moves.