Building your backside at the top of your to-do list for 2025? It can be tempting to skip leg day on the journey to build your biceps, back, and chest. But if you want a well-rounded physique it's ...

For lower back and glute strength, master the art of hip hyperextensions—here’s how. Undrey/Getty Images Hip hyperextension exercises are an important, if often tricky, workout move that involve ...

According to experts, it takes just four core workouts to absolutely rip your top half to shreds, so you can get stronger.

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 ...

WHEN IT COMES to training your lower back, it doesn’t get more straightforward than back extensions. This old school classic is a bit more nuanced than you might think, however—and that makes ...

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 ...

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 ...

Anyone interested in building lean muscle will love this method.

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 ...

Several studies describe that in addition to the thoracic and lumbar muscles, the Latissimus dorsi (LD) and hip extensors contribute during trunk extension performance. [28,30–33] These findings ...