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Globally, 40% of the adult population suffers from a headache disorder, with 11% experiencing migraines, and on the World Health Organization’s ranking causes of disability, headache disorders ...
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.
Scintillating scotomas are most commonly caused by cortical spreading depression, a pattern of changes in the behavior of nerves in the brain during a migraine. Migraines, in turn, may be caused by genetic influences and hormones. People with migraines often self-report triggers for migraines involving stress or foods, [9] or bright lights. [10]
The exact mechanisms which cause migraines, tension headaches and cluster headaches are not known. [28] There have been different hypotheses over time that attempt to explain what happens in the brain to cause these headaches. [29] Migraines are currently thought to be caused by dysfunction of the nerves in the brain. [30]
Many people who feel like they have a sinus headache are actually diagnosed with migraine, experts say. Here's how to tell the difference, according to experts.
Experts share symptoms that precede a migraine and a checklist of what they feel like to help readers determine if their headaches are migraines. 4 Telltale Signs Your Headache is Actually a ...
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