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

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

Flexible Flatfoot in ChildrenFlexible flatfoot is a common condition in children. When a child with flexible flatfoot stands, the arch of the foot disappears. Upon sitting or when the child is on tiptoes, the arch reappears. Although called "flexib

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

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

GoutGout is a disorder that causes sudden attacks of intense pain, swelling, and redness in your joints or soft tissues. In many cases, the first attacks occur in the joints of the big toe, but gout can affect many other joints. It is one type of i

Diabetic (Charcot) FootDiabetes is a condition of elevated blood sugar that affects about 6 percent of the population in the United States, or about 16 million people. Diabetic foot problems are a major health concern and are a common cause of hosp

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