The bicep curl is a classic, popular, and simple exercise you can do at home or in the gym. The concentration curl is another variation that can mix up your routine and provide several benefits ...

Why: The basic, tried-and-true biceps curl is the first step to big biceps. You'll start working elbow flexion, the basic ...

Exercises like concentration curls will work this muscle. While they may be relatively simple, mastering a hammer curl is about more than just turning your hand 90 degrees. To help you get to ...