A shoulder sprain is stretching or tearing of the ligaments that stabilize the shoulder. Ligaments are strong bands of tissue that cross joints and connect bones to each other.

Capsule of Glenohumeral Joint
Shoulder Joint Capsule
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Shoulder sprains may be caused by:

  • Falling on an outstretched arm
  • Forced twisting of the arm
  • A blow to the shoulder
  • Overuse or repetitive movement of the shoulder joint