Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. It’s easy to almost ...

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 ...

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 ...

Leoni Jesner is a fitness, health, and lifestyle writer who has contributed to Byrdie and LIVESTRONG.com, among other publications. She is also a personal trainer, mat Pilates instructor, and ...

Most of you know that training your upper body provides endless benefits, from improving your posture to increasing your metabolism. You might think of individually working your arms, shoulders, chest ...

Protecting the lower back from injury is always top of mind for someone with my background. I don't recall how many times I've tweaked the large muscles supporting the lumbar spine, but I'd guess it's ...

"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 ...