Osteonecrosis of the hip is a disease that happens when blood flow to the bones in the hip joint is cut off. This causes the bone to die. And over time, the damaged joint may collapse.
Ligaments are strong bands of tissue that add strength and give stability to a joint. The medial and lateral collateral ligaments of the knee can be damaged when the knee is hit on the outer side, as can occur in football or hockey. This video looks at how these injuries are treated and what can be done to prevent them.
Scoliosis is a condition that causes the spine to curve sideways. It can develop during childhood or adolescence and can range from mild to severe. This video explains how scoliosis occurs and what treatments are available.
Osteoarthritis most commonly affects the knees, hips, spine, and other weight-bearing joints in the body. Sometimes called the "wear and tear" arthritis, advancing age is a risk factor, but so are obesity and severe injury to the joint. This video discusses the symptoms, treatment, and steps you can take to minimize pain from osteoarthritis.
The tendons of four muscles in the upper arm form the rotator cuff, blending together to help stabilize the shoulder. The rotator cuff tendons allow you to raise and rotate your arm. This video discusses what happens when these tendons are damaged.
