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 ...

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

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 ...

Lower back pain can be a true nightmare. If you’ve ever been laid up with an acute low back injury, or you’ve been plagued with ongoing, chronic pain, you know how it can take over your life. It can ...

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 ...