You can use this quick-hitting routine for a ridiculous arm day pump.

It's time to switch it up.

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. Curls are the classic ...

Australian YouTuber Laurie Shaw has taken on a wide range of 30-day challenges aimed at pushing his physical limits, improving his personal fitness, and helping him learn new skills, from training ...

When it comes to building bigger arms, some people are lucky enough to get all the bang-for-buck they need from big compound exercises such as chin-ups, presses, rows and dips. For the rest of us ...