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 ...

Experts share the best routine to strengthen—and enhance—your butt, including a twist on a classic that one trainer calls “the ultimate glute exercise.” ...

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, ...

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. • Strengthening your back ...

Back pain can make you nervous about tying your shoes, let alone working out. However, while resting a painful back may help for a time, often getting back in the gym and moving makes it feel better, ...

If you want to pack size, strength, and muscle onto your hamstrings, glutes, and quads, then start integrating these ...