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, ...

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 ...

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. A strong back supports better ...

“I was expecting you to give me a workout program, what is this?” My client was confused about the advice I had just given her. Her goal was to lose weight and build muscle. Her previous relationship ...