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 ...

Lee Haney’s back was the factor that led to his 8-year-long Mr. Olympia reign. Aspiring bodybuilders or fitness enthusiasts, ...

Arm day, leg day, ab day—these are the familiar pillars of strength training. But what about lower back day? Our lower backs are often overlooked, yet they're a crucial part of fitness. Many of us ...

A broad, well-defined back is a cornerstone of any well-rounded physique. But that’s not the only reason to pump up your posterior—it’s also a critical way of improving posture, reducing back pain, ...

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 has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

With so much focus on the upper body and core, it's easy to forget to tone your back muscles. After all, you want to look ...

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 ...