Shoulder - Wikipedia
The human shoulder is made up of three bones: the clavicle (collarbone), the scapula (shoulder blade), and the humerus (upper arm bone) as well as associated muscles, ligaments and …
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.
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 …
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 …
Shoulder Exam Tutorial - Stanford Medicine
Shoulder pain is one of the most common complaints in the outpatient setting. The etiology is most of the time traumatic and related either to sport or accidents.
Human muscle system - Shoulder Muscles, Joints, Movements ...
Nov 24, 2025 · 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, …
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.