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 ...

You'll need to understand more about the muscles and how you'll use them during each exercise variation to produce the results you're hoping for to build a pair of big, strong arms. There's nothing ...

Watch a clip from the movie "Golden Arm," starring Mary Holland, Betsy Sodaro, and Dot-Marie Jones. Photo: Utopia Distribution The golden arm referred to in “Golden Arm” is an aberration. A phenomenon ...

NO ARM DAY WORKOUT is complete without a solid biceps pump. The big arm muscles are one of the most popular points of focus for mass-obsessed gym bros, and for good reason. The biceps take up a prime ...