Overview
... As a child, spinning until you were dizzy was great fun. But now, finding the room spinning when you get out of bed isn''t pleasant at all. The word dizzy is used to describe everything from feeling f...

Orthostatic Hypotension Information Page
... Orthostatic hypotension is a sudden fall in blood pressure that occurs when a person assumes a standing position. It may be caused by hypovolemia (a decreased amount of blood in the body), resulting f...

Ramsay Hunt Syndrome Type I Information Page
... Ramsay Hunt syndrome type I, also known as herpes zoster oticus, is a common complication of shingles. Shingles is an infection caused by the varicella-zoster virus, which is the virus that causes chi...

Otosclerosis
... Otosclerosis is the abnormal growth of bone of the middle ear. This bone prevents structures within the ear from working properly and causes hearing loss. For some people with otosclerosis, the hearin...

Ménière''s Disease
... The symptoms of Ménière's disease are associated with a change in fluid volume within a portion of the inner ear known as the labyrinth. The labyrinth has two parts: the bony labyrin...

Hypoglycemia
... Hypoglycemia, also called low blood sugar, occurs when your blood glucose (blood sugar) level drops too low to provide enough energy for your body's activities. In adults or children older than 10...