Health Information Library

This rare, inherited disease causes a buildup of fatty acids that damages the brain and typically results in muscle control loss, blindness and paralysis.

Find out which foods have lots of this mineral and get tips on how to cut back.

This rare genetic disorder causes fatty substances (sulfatides) to build up in your brain and nervous system, causing progressive loss of nerve function.

In this condition, the muscles in the esophagus don't relax, preventing food and drink from moving into the stomach. Learn more about this rare digestive disorder.

Caused by gene changes, these disorders affect the body's ability to change food into energy. They also affect how energy is used, such as for cell repair.

Learn what can put someone at risk of developing this rare brain disorder that causes dementia.

Learn about this treatment that uses electrical energy to kill cancer cells, such as those in the bones, kidney and liver.

Learn about focal segmental glomerulosclerosis (FSGS), how it's diagnosed and treated.

Find out about low-carb diets, from what foods to limit to potential health benefits.

Learn how this pituitary gland tumor changes some hormone levels and can lead to health concerns such as infertility, low libido and vision problems.

This common health condition can be the result of poor posture or osteoarthritis. Rarely, it can indicate a more serious issue.

The repetitive movements and sounds called tics that characterize Tourette syndrome can affect daily life — but there are ways to manage them.

A blocked windpipe needs prompt treatment.

Learn about the diagnosis and treatment of this inflammation of the heart muscle that can reduce the heart's ability to pump blood.

Learn about the procedure for placing ear tubes used to treat middle ear problems.

Pediatric brain tumors include medulloblastoma, glioma, embryonal tumor, germ cell brain tumor, spinal cord tumor, craniopharyngioma and pineoblastoma.

Learn about this radiation therapy that's done during surgery and sends radiation right where it's needed.

Awake brain surgery is done while you are awake and alert. This type of brain surgery may be used to treat some brain tumors or epileptic seizures.

Tummy upset after that milkshake? Not being able to fully digest the lactose in dairy products can lead to diarrhea, gas and bloating after eating or drinking them.

Find out what causes this common affliction, when to see a doctor and what you can do to get relief from a sore throat.