Dec 22, 2023 · The rotator cuff is a group of muscles and tendons that surrounds your shoulder. It holds your humerus (upper arm bone) in place in its socket in your scapula (shoulder blade).

The Rotator Cuff (RC) is a common name for the group of 4 distinct muscles and their tendons, which provide strength and stability during motion to the shoulder complex.

These muscles arise from the scapula and connect to the head of the humerus, forming a cuff at the shoulder joint (hence the name rotator cuff). They hold the head of the humerus in the …

Sep 4, 2025 · All four rotator cuff muscles work together to centralize your humerus bone in the shoulder joint. When you lift your arm, your rotator cuff muscles pull the joint together to …

Oct 30, 2023 · The Rotator cuff consists of a group of 4 important shoulder muscles. Learn all about origins, insertions, functions and common injuries here.

May 19, 2025 · This article explores the comprehensive anatomy of the shoulder joint with particular focus on the rotator cuff and its components as illustrated in the anatomical diagram.

May 18, 2015 · During arm movements, the rotator muscles contract and prevent the sliding of the head of the humerus, allowing full range of motion and providing stability. Additionally, rotator …

Jan 15, 2025 · The rotator cuff is critical for maintaining the alignment of the humeral head within the shallow glenoid cavity during arm movements. Its tendons merge to form a cuff-like …

Shoulder, in anatomy, the joint between the arm, or forelimb, and the trunk, together with the adjacent tissue, particularly the tissue over the shoulder blade, or scapula. The shoulder, or …

A rotator cuff tear is a common cause of shoulder pain and disability among adults. Each year, almost 2 million people in the U.S. visit their doctors because of rotator cuff tears. A torn …