Your shoulder joint (glenohumeral joint) forms where your clavicle, humerus and scapula meet. This structure is why you can move your arms.

Because so many structures make up the shoulder, it is vulnerable to many different problems and injuries. This article explains some of the common causes of shoulder pain and describes …

Jun 19, 2024 · Shoulder joints can have their fair share of problems. Learn about common problems and injuries, and tips on how to treat a painful shoulder.

Oct 23, 2025 · The shoulder joint is made up of four joints that work together for movement and stability. The rotator cuff, which includes four muscles, is essential for shoulder movement and …

The shoulder joint (or glenohumeral joint from Greek glene, eyeball, + - oid, 'form of', + Latin humerus, shoulder) is structurally classified as a synovial ball-and-socket joint and functionally …

Although the shoulder is the most movable joint in the body, it is also an unstable joint because of its range-of-motion. Because the ball of the upper arm is larger than the socket of the …

Jun 29, 2025 · Your shoulders can be affected by injuries such as sprains, strains and rotator cuff tear. Learn how to treat and prevent shoulder pain and injury.

The shoulder is made up of two joints, the acromioclavicular joint and the glenohumeral joint. The acromioclavicular joint is where the acromion, part of the shoulder blade (scapula) and the …

Sudden shoulder pain is likely to be an acute injury, typically from playing sports, an accident at work, a fall, or an auto accident. Shoulder pain that comes on slowly might be due to an …

The shoulder is a ball-and-socket joint held together by muscles, ligaments, and tendons. Key muscle groups include the rotator cuff muscles, which stabilize and rotate the shoulder, and …