Condition in which the bursae--fluid filled sacs at joint and muscle interfaces--become inflamed or irritated causing pain, swelling, and stiffness.
Rotator cuff injuries include inflammation, tendinosis, partial and full-thickness tears, rotator cuff arthropathy, and shoulder impingement.
Kneecap (patella) instability is a condition that causes the kneecap to shift, usually because of injury. Learn about symptoms and treatment.
Damage to articular cartilage at the ends of bones in joints like the knee, elbow, ankle, and hip.
A condition in which one or both of the bones of the hip joint are abnormally shaped, causing them to rub against each other.