Health Information Library

A disease of the common bile duct.

An irregular immune system response to milk and milk products.

A condition in which close objects appear in focus, but far ones don't. Also called nearsightedness.

The bulging of an organ or tissue through an irregular opening, typically in the belly.

Digestive problems that happen after a certain food is eaten.

A narrowing of the open spaces in the spine.

A narrowing of the open spaces in the lower spine, known as the lumbar spine.

An excessive forward rounding of the upper back.

A condition in which too much fluid builds up in the body.

An illness caused by a virus that affects nerves and often can be prevented with a vaccine.

Learn what brain conditions are treated with this surgery that involves removing a piece of the skull. Also find out what you can expect during surgery.

Chronic hardening and tightening of the skin and connective tissues.

A common injury in which forceful twisting causes certain tissue in the knee to tear.

A common children's virus that causes sores in the mouth and a rash on the hands and feet.

A craving for something to drink, often associated with dehydration.

A common, sometimes deadly viral infection of the nose, throat and lungs, also called flu.

A type of cancer that starts in the brain or spine.

Flu viruses in other animals, such as birds, may be a risk to people. Learn more about the symptoms, causes, prevention and treatment for bird flu in people.

A type of skin burn resulting from getting too much sun or other type of ultraviolet radiation, such as from sunlamps.

This mental health condition includes a mix of schizophrenia and mood disorder symptoms.