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Migraine is a form of headache. It is a neurologic disease of vascular origin characterized by attacks of sharp pain involving (usually) one half of the skull and accompanied by nausea, vomiting, photophobia and occasionally visual (or rarely other) disturbances known as aura. The symptoms and their timing vary considerably among migraine suffers, and to a lesser extent from one migraine attack to the next.

Migraine is caused by the constriction of the blood vessels of the head and neck. Classical migraine (migraine with aura) is forerun by a group of symptoms called aura, whereas common migraine does not have any indicator for the impending headache. A few (perhaps fortunate) people actually get aura without migraine.

Migraine can accompany, in some cases, another type of headache called tension headache. Migraine often runs in families and starts in adolescence, although some research indicates that it can start in early childhood or even in utero. Migraine occurs more frequently in women than men, and is most common between ages 15-45, with the frequency of attacks declining with age in most cases…

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