Selective mutism is an anxiety disorder. It's when a child can't speak in certain settings but can speak fine in others. Learn about treatment for this condition.

Your retina has special cells that detect color. If you have a problem with these cells, you may not be able to see some colors.

Chlorhexidine gluconate (CHG) is a cleaning product that kills germs. Daily bathing with CHG in the hospital helps keep infections from spreading. CHG bathing is especially helpful for patients in intensive care units (ICUs).

A boxer's fracture is a break in a bone in outer edge of the hand. The bone is under the pinky finger bones. Boxer's fracture gets its name because it is often caused by punching a hard surface with the fist.

Benign paroxysmal positional vertigo (BPPV) is a problem with the inner ear. BPPV causes a feeling of spinning. It is a common problem of the vestibular system.

A pineal is a type of brain cyst. They are generally not cancer (benign). Read on to learn about symptoms, diagnosis, and treatment.

Impacted earwax is a buildup of the natural wax in the ear. Impacted earwax is very common. It can cause symptoms such as hearing loss.

An epidermoid cyst is the growth of normal tissue in an abnormal place in the body. It contains skin and nail tissue. An epidermoid cyst is also called an epidermoid tumor. The cyst is not cancer (benign). But in rare cases, an epidermoid cyst may turn into skin cancer.

A dermoid cyst is the growth of normal tissue in an abnormal place in the body. The cyst is benign (not cancer). It contains different types of tissue, such as hair follicles, cartilage, sweat glands, and glands that make skin oils. A dermoid cyst in the brain or spinal cord is a rare type.

A colloid cyst is a type of brain cyst. The cyst usually contains a thick gel-like substance called colloid. A colloid cyst is generally benign (not cancer).