Shoulder joint - Wikipedia
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 as a diarthrosis …
Shoulder Pain and Common Shoulder Problems - OrthoInfo
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 some …
Shoulder Joint: What It Is, Anatomy & How It Works
Sep 19, 2025 · Your shoulder joint (glenohumeral joint) forms where your clavicle, humerus and scapula meet. This structure is why you can move your arms.
Anatomy of the Human Shoulder Joint - Verywell Health
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 stability.
Shoulder Pain and Problems - Johns Hopkins Medicine
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 shoulder, it is …
Shoulder Injuries and Disorders - MedlinePlus
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.
Human muscle system - Shoulder Muscles, Joints, Movements ...
3 days ago · The shoulder is a complex ball-and-socket joint comprising the head of the humerus, the clavicle (collarbone), and the scapula. The shoulder’s main motions are flexion, extension, abduction, …