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Migraine (UK: / ˈ m iː ɡ r eɪ n /, US: / ˈ m aɪ-/) [1] [2] is a genetically-influenced complex neurological disorder characterized by episodes of moderate-to-severe headache, most often unilateral and generally associated with nausea and light and sound sensitivity.
A headache is a pain in the head, neck or face that is often described as a sensation of pressure that varies in location, frequency and severity, according to the National Institutes of Health.
The aura of migraine is visual in the vast majority of cases, because dysfunction starts from the visual cortex. The aura is usually followed, after a time varying from minutes to an hour, by the migraine headache. However, the migraine aura can manifest itself in isolation, that is, without being followed by headache.
15 or more migraine (without aura) headache days per month for more than 3 months with headaches lasting at least 4–72 hours in duration; At least 2 of the following: unilateral location, pulsating quality, moderate or severe pain intensity, aggravated by or causing avoidance of, routine physical activity (walking or climbing stairs)
“Migraine in general is usually classified as head pain and nausea or sensitivity to light or sound,” says Simy Parikh, M.D., an assistant professor of neurology at the Jefferson Headache ...
Here’s what you need to know about every type of migraine and how to tell them apart. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290 ...
Numerous experimental studies have established that cortical spreading depolarization, the biological substrate for migraine aura, can discharge trigeminovascular afferents as a cause of head pain and by extension unilateral headache overlying the dysfunctional hemisphere in migraineurs with aura. [12]
During a migraine attack, many people become sensitive to light, which can exacerbate the pain. While migraine technically isn't a sensory processing disorder, "it does cause some heightened ...