No one is immune to a little back pain now and again, so luckily, there's the aptly-named Superman exercise. It's a simple, accessible move that improves spine flexion, eases stiffness, and improves ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Back-strengthening exercises are crucial for improving posture, building ...

At 88, Jane Fonda is still moving, thriving and inspiring millions-and her secret isn't complicated. The celebrated actress ...