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 ...

So many people want bigger biceps but don't know how to grow them. Here's what actually works.

A bigger set of biceps is on many gym-goers' agendas, and while there are plenty of bicep exercises to choose from, the incline curl and preacher curl are time-tested favourites. The former has ...

The preacher curl is one of those classic biceps exercises that you need to master. Learn how to do the move both with and ...

The best arm workouts target several major muscles at once. Tricep dips, push-ups, planks, and burpees will tone your arms and don't require weights. Exercise your upper body two to three times a week ...

The arm extends from the shoulder to the wrist, including the upper arm and forearm. Different muscles may work together in intricate ways to help the arm, wrists, fingers, and hands function. Knowing ...