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 ...

For a defined upper arm, not only are strong shoulders and a well-developed biceps crucial, but also its counterpart: a trained triceps. Experienced strength athletes can try the JM Press for this.

If you tend to walk right past the cable machine at the gym, listen up. While you can always work your triceps with a set of dumbbells, the cable machine is an excellent way to isolate your arms and ...