Posts Tagged ‘Migraine’
Migraine
Wednesday, August 5th, 2009
DESCRIPTION
Migraine is a neurological and often hereditary disease in which the most prominent symptom is an intense, pounding headache. The headache, itself called a migraine, is usually felt on one side of the head and is accompanied by other symptoms including nausea, vomiting, and visual disturbances. During a migraine attack, blood vessels in the head become hyperreactive and enter into a repetitive cycle of extreme constriction followed by rapid dilation. While a full understanding of the process that produces a migraine headache has not yet been reached, most scientists believe in the following basic scenario: a variety of triggers, which differ from individual to individual, imbalance brain chemistry causing nerve pathway changes, specifically in a major nerve pathway in the brain called the trigeminal system. (more…)