Hamstring Muscle InjuriesHamstring muscle injuries — such as a "pulled hamstring" — occur frequently in athletes. They are especially common in athletes who participate in sports that require sprinting, such as track, soccer, and basketball.A pul

Adolescent Anterior Knee Pain A teenager or young adult who is physically active and participates in sports may sometimes experience pain in the front and center of the knee, usually underneath the kneecap (patella). This condition—called adolescent

Unstable KneecapWhen things are "in the groove, " they're going smoothly. That certainly is the case with your knee. As long as your kneecap (patella) stays in its groove in the knee, you can walk, run, sit, stand, and move easily. When the kneecap

Distal Femur (Thighbone) FracturesA fracture is a broken bone. Fractures of the thighbone that occur just above the knee joint are called distal femur fractures. The distal femur is where the bone flares out like an upside-down funnel.Distal femu

Collateral Ligament InjuriesKnee ligament sprains or tears are a common sports injury. Your knee ligaments connect your thighbone to your lower leg bones. The medial collateral ligament (MCL) and lateral collateral ligament (LCL) are found on th

Acetabular FracturesAn acetabular fracture is a break in the socket portion of the "ball-and-socket" hip joint. These hip socket fractures are not common — they occur much less frequently than fractures of the upper femur or femoral head (the "ball

Fractures of the Proximal TibiaA fracture, or break, in the shinbone just below the knee is called a proximal tibia fracture. The proximal tibia is the upper portion of the bone where it widens to help form the knee joint.In addition to the broke

Kyphosis (Roundback) of the SpineKyphosis is a spinal disorder in which an excessive curve of the spine results in an abnormal rounding of the upper back. The condition is sometimes known as roundback or — in the case of a severe curve — as hunchba