Add Yahoo as a preferred source to see more of our stories on Google. Without realizing it, you rely on your triceps to do many things on a regular basis—lifting bags, writing, moving furniture, ...

If you think that lots of dramatic, swinging motions mean that you're getting a good workout in, think again. When you're performing basic dumbbell lifts like curls, raises, or kickbacks, efficient ...

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. Arm day can be one of ...

The Best—and Worst—Exercises for Tricep Gains, According to a Trainer originally appeared on Men's Fitness. The triceps brachii is a three-headed muscle that plays a critical role in elbow extension, ...

If toning the back of your arms is a goal, strengthening the triceps can help eliminate that common trouble spot that jiggles when you wave and help you feel more confident. But even more important, ...

They might feel good when you’re repping them out, but crushing curl after curl after curl just isn’t enough if you’re serious about building sleeve-busting arms. Sorry to be the bearer of bad news, ...

The triceps brachii is a three-headed muscle that plays a critical role in elbow extension, pressing strength, and upper arm development. Its long, lateral, and medial heads each contribute ...