If your arm day training session is stuck in the same old slog of biceps curls to triceps pressdowns—then wash, rinse, repeat—it's far past time that you introduce some variety into your workout. Take ...

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 ...

Arm day can be one of the most fun days at the gym, but don't limit yourself to just bicep exercises. Your triceps, on the back of your arm, are an even larger arm muscle, and they're what give you ...

Build bigger, stronger arms in less time with this biceps and triceps superset workout. It’s going to hurt, but it’ll be ...

Building serious arm size takes more than pressing on repeat. To fill out a sleeve and add lockout strength, put the triceps extension in regular rotation. This classic elbow‑extension move is one of ...

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 ...

Proper form is essential for preventing injury. In this episode of The Right Way, a pro trainer shows us how to do tricep dips Though the equipment-free move may look simple, it also happens to be ...