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 ...

Add Yahoo as a preferred source to see more of our stories on Google. A man performing a dumbbell hammer curl in a gym. If you ask someone to "make a muscle", they'll invariably raise their arm and ...

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 ...

Arm exercises with weights are are a guaranteed way to build upper-body strength, but which ones should you go for? Whatever your fitness MO - whether you're an avid gym workout lover or home-workout ...

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 ...