Follow the step-by-step directions for this shoulder exercise.

IT band syndrome is a condition that causes pain on the outside of the knee. It most often occurs in athletes, especially long-distance runners.

Hip resurfacing is a type of hip surgery to replace a damaged hip joint. It is similar to total hip replacement.

The shoulder is the most flexible joint in the body. But it does have limits. If the joint is pushed past these limits, the shoulder joint may move too much. This is called shoulder instability.

Middle East respiratory syndrome (MERS) is an illness that affects your respiratory system. It's caused by a common type of virus called the coronavirus. Read on to learn about its symptoms, treatment, and prevention.

A sudden injury can tear the meniscus. This is often because of planting the foot and twisting the knee. Sports, such as soccer, football, and basketball, are often involved.

Malaria is caused by a parasite passed on through a mosquito bite. Malaria is rare in the U.S., but travelers are at risk for this disease.

Hookworms are a type of worm that can get into your body and cause infection. Hookworms can live and breed inside of people.

A fracture in the distal radius is a break in the lower end of the radius, near the wrist. The radius is the larger bone in the forearm.

When you have a humerus fracture, it means that your upper arm bone is broken. Depending on the severity of the fracture, healing may take several months or longer.