Health Topics A-Z

Gastroesophageal reflux disease (GERD) is a chronic digestive disorder in which stomach contents back up into the esophagus, causing repeated symptoms or complications over time.

Glaucoma is a group of eye diseases that can cause vision loss or blindness by damaging the optic nerve - the nerve in the back the eye that connects the eye to the brain.

Gout is a type of inflammatory arthritis that causes pain and swelling in your joints, usually as flares that last for a week or two and then resolve.

Guillain-Barré syndrome (GBS) is a rare neurological disorder in which the immune system mistakenly attacks part of the peripheral nervous system.

Gum disease, also called periodontal disease, is an infection that causes inflammation of the tissues that hold your teeth in place. It causes swollen, red, or bleeding gums and is the most common cause of tooth loss among adults.