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 ...

There tends to be two camps when it comes to arm training: bicep curls every day, or those who always choose to hit their biceps indirectly with compound lifts. But according to exercise scientist and ...

Get ready for the ultimate pump.

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 ...