Humerus head out of socket from excessive abduction and external rotation, causing pain and immobility.

Commonly fractured at distal end from direct blow, leading to pain, swelling, and immobilization.

Tearing of acromioclavicular ligament due to impact, causing pain, abnormal bump, and limited arm movement.

Inflammation of elbow tendons, with lateral (tennis elbow) and medial (little leaguer's elbow) types from overuse.

Muscle strains graded 1, 2, or 3 from excessive motion, leading to pain, instability, and reduced range of motion.

Finger dislocation from hyperextension or hyperflexion, causing crooked finger, bruising, and swelling.

Biceps and supraspinatus impingement under acromion from repetitive overhead movements, causing pain during such activities.