Add Yahoo as a preferred source to see more of our stories on Google. Woman working out with lower back exercises Arm day, leg day, ab day—these are the familiar pillars of strength training. But what ...

Understanding the functions of all the muscles in the back is complex, but training them does not have to be. The muscles of the back help us do everything from standing up straight and opening doors ...

THE REST OF YOUR WEEKEND. YOU KNOW WHERE YOU CAN BEAT THE HEAT AT THE GYM. IT’S TIME FOR 11 FITNESS. AND JOINING US THIS MORNING WITH MORE IS GENERAL MANAGER AT PLANET FITNESS. WE HAVE QUINTON DALI.

Chair exercises for lower back strength after 50, a CSCS coach shares 5 safe moves to build stability without heavy weights.

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 ...

Squats engage many of the body’s largest muscles. When done properly, they can help improve posture, boost metabolism and ...

Pull-ups and heavy barbells aren't the only way to add muscle and strength to your lats and mid-back ...

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 ...