A classic fitness exercise is trending again among U.S. trainers for its powerful impact on lower back endurance, posture, ...

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 ...

Superman has appeared on some amazing covers, and some of them have gone down in the history of the comic medium.