Sometimes called "wear-and-tear" arthritis, osteoarthritis is a common condition that many people develop during middle age or older. It can occur in any joint in the body, but most often develops in weight-bearing joints, such as the hip.| orthoinfo.aaos.org
A SLAP tear is an injury to the labrum of the shoulder, which is the ring of cartilage that surrounds the socket of the shoulder joint. Injuries to the superior labrum can be caused by acute trauma or by repetitive shoulder motion.| orthoinfo.aaos.org
The hallmark sign of frozen shoulder, also known as "adhesive capsulitis," is the inability to move your shoulder—either on your own or with the help of someone else. The condition develops in three stages.| orthoinfo.aaos.org
Meniscus repair is an alternative to “trimming” (partial meniscectomy) for some patients with meniscus tears. It is often performed in patients who are young and involved in sports or other physically demanding recreational activities.| orthoinfo.aaos.org
Injuries to the SC joint typically result from motor vehicle collisions or participation in collision sports like football. While these injuries can be painful, most are relatively minor and will heal well without surgery.| orthoinfo.aaos.org
Cubital tunnel syndrome can cause an aching pain on the inside of your elbow. Most symptoms, however, occur in the hand. Numbness and tingling in the ring and little fingers are common symptoms of ulnar nerve entrapment. These symptoms may come and go.| orthoinfo.aaos.org
Osteoarthritis of the elbow can happen because of a previous injury such as elbow dislocation or fracture. Most commonly, however, it is the result of a normal wearing away of the joint cartilage from age and activity.| orthoinfo.aaos.org
This article discusses the 9 most common causes of crackling, popping, creaking, and other symptoms in the knees — including when you should see a doctor to have them checked out.| orthoinfo.aaos.org
Your biceps tendons attach the biceps muscle to bones in your shoulder and in your elbow. If you tear your biceps tendon at the shoulder, you may lose some strength in your arm and have pain when you forcefully turn your arm from palm down to palm up.| orthoinfo.aaos.org
Rheumatoid arthritis is a chronic autoimmune disease that attacks multiple joints throughout the body. Although there is no cure for rheumatoid arthritis, there are a number of treatments that can help relieve joint pain and improve functioning.| orthoinfo.aaos.org
Tennis elbow, or lateral epicondylitis, is a condition in which the forearm muscles become damaged from overuse. The condition is common in athletes and in people with jobs that require vigorous use of the forearm muscles, such as painters.| orthoinfo.aaos.org
Your arm is kept in your shoulder socket by your rotator cuff. The rotator cuff is a group of four muscles that come together as tendons to form a covering around the shoulder. When one of these tendons is torn, it may be painful to lift or rotate your arm.| orthoinfo.aaos.org
There are more than 100 different types of arthritis and the major types that affect the knee are osteoarthritis, rheumatoid arthritis, and posttraumatic arthritis. There is no cure for arthritis, but there are many treatment options to help relieve pain and stay active.| orthoinfo.aaos.org
Achilles tendinitis is a common condition that causes pain along the back of the leg near the heel. The Achilles tendon is the largest tendon in the body. It connects your calf muscles to your heel bone and is used when you walk, run, and jump.| orthoinfo.aaos.org
Small tears of the tendon can make it difficult to walk and participate in other daily activities. A large tear of the patellar tendon is a disabling injury. It usually requires surgery and physical therapy to regain full knee function.| orthoinfo.aaos.org
Meniscus tears are among the most common knee injuries. Athletes, particularly those who play contact sports, are at risk for meniscus tears. However, anyone at any age can tear a meniscus. When people talk about torn cartilage in the knee, they are usually referring to a torn meniscus.| orthoinfo.aaos.org