Add Yahoo as a preferred source to see more of our stories on Google. “As a fitness culture, and in society in general, we’re afraid of spinal flexion,” where the lower back is flexed into a C-shape, ...

But guess what? We've got some good news! There's a movement that's the perfect antidote: the so-called "back extensions." Don't picture a reverse push-up (that would be more like a bridge), but ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THE BACK extension, that time-tested move for building back strength, has been around the block. But here ...

Add Yahoo as a preferred source to see more of our stories on Google. Forget the crowded squat rack—trainers say the back extension machine might be the stealth weapon for building stronger glutes, ...

Unlock Your Spine’s Potential: Discover the Back Extension Benefits that Support Your Spine: By Anjali Singh When was the last time you slouched while sitting? You are probably doing it now while ...