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 ...

Add Yahoo as a preferred source to see more of our stories on Google. If toning the back of your arms is a goal, strengthening the triceps can help eliminate that common trouble spot that jiggles when ...

The triceps — the forgotten halves of the upper arms. You might hear “welcome to the gun show” after a bicep pump, but rarely do you hear a clever quip about the triceps. Nevertheless, they’re ...

As the old adage goes, good things always come in threes, so it’s no surprise the most eye-popping muscle in your arms is, in fact, three parts that join together. 'There are three heads to the tricep ...

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, ...