Shoulder Joint: What It Is, Anatomy & How It Works
Your shoulder joint (glenohumeral joint) forms where your clavicle, humerus and scapula meet. This structure is why you can move your arms.
Shoulder Pain and Common Shoulder Problems - OrthoInfo - AAOS
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 Pain: Causes, Symptoms, and Treatments - WebMD
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.
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 …
Why Does My Shoulder Hurt, and Could It Be Serious?
Dec 12, 2025 · Common causes of shoulder pain include poor posture, bursitis, arthritis, muscle strain, or a pinched nerve. Frozen shoulder is a common condition that leads to joint stiffness and pain. …
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.