The triceps, or triceps brachii (Latin for "three-headed muscle of the arm"), is a large muscle on the back of the upper limb of many vertebrates. It consists of three parts: the medial, lateral, and long head.

May 20, 2024 · Learn the most effective triceps exercises to target all three tricep heads and work the muscles from all angles to build strong triceps. Get detailed triceps workout instructions for triceps …

2 days ago · Triceps make up a majority of your upper arm. Paying extra attention to this muscle group may help beef up your arms.

The triceps brachii is a large, thick muscle on the dorsal part of the upper arm. It often appears as the shape of a horseshoe on the posterior aspect of the arm.

Dec 20, 2025 · The triceps muscle is a main muscle of the upper arm, running from the top of the shoulder to the elbow at the back of the arm. When the triceps muscle contracts (shortens or …

The muscle that extends, or straightens, the arm is the triceps, which arises on the humerus and attaches to the ulna at the elbow; the brachialis and biceps muscles act to bend the arm at the elbow.

5 days ago · Learn how to build big triceps with the best exercises, top training tips, and a complete workout. Track your gains with the StrengthLog app.

Aug 28, 2023 · It often appears in the shape of a horseshoe on the posterior aspect of the arm. The primary function of the triceps is the extension of the elbow joint. It is composed of three heads (tri = …

The triceps muscles are a three-headed muscle group on the back of the upper arm responsible for extending the elbow and stabilizing the shoulder.

A detailed look at the triceps muscle, covering its role in arm movement, methods for building strength, and approaches to long-term muscle care.