One of the most important arm muscles is the triceps brachii (the triceps, for short). You use your triceps to extend your arm. It opposes the biceps muscle, which is used to flex the arm. You also ...

You can use any of the 8 calisthenics triceps exercises in this video to build bigger arms at home. Simply include one or two of these exercises in your upper body or "push" workout (depending on the ...

FEELING STRONG ENOUGH to go sleeveless to show off the big guns is a go-to gym goal. If you're coming up short on your triceps training, however, you're not going to be able to show off even half of ...

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, ...

WHEN YOU DO a heavyweight bench press—arguably the premier upper body-building exercise for lifters of all stripes—there are two muscles working in tandem to power the bar up to the top of each rep: ...

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! Training your upper body is essential in maintaining and ...

The name skull crushers isn’t too enticing—I get it—but it's a great triceps-toning move, and not as scary as it sounds. While it might be a little more advanced than other dumbbell exercises ...

When people think of having strong, toned arms, they tend to focus mainly on building biceps—the meatier part of your arms. But the triceps—the three-headed muscles in the back of your arms—are just ...

Triceps stretches are arm stretches that work the large muscles at the back of your upper arms. Regular stretches can help prevent injury, increase range of motion, and prevent tight triceps, among ...