These three heads converge into a single tendon and the primary function of the triceps is to extend the elbow joint, which straightens the arm. The triceps assist in shoulder stabilization and ...

The triceps brachii (“three-headed muscle of the arm”) is the muscle on the back of your upper arm. Its main function is ...

To get technical, Ethier says that's because the largest of the three "heads" that compromise the tricep are best worked when extending the shoulder rather than just the elbow (which moves when ...

The elbow joint has two muscles that move the forearm up or down. These are the biceps on the front of the upper arm and the triceps on the back of the upper arm. To raise the forearm, the biceps ...