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Rapid flickers in intensity of light may trigger or aggravate photosensitive epilepsy, epileptic seizure, or migraine headaches. [4] Conditions that may include sensitivity to light include vertigo and chronic fatigue syndrome. Controlled application of artificial light can be used in a program of light therapy to treat some 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.
Sensitivity to light or sound. Difficulty reading or speaking. Hyperactivity. While some of these behaviors, particularly cravings, were once thought of exclusively as migraine triggers, "there's ...
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]
Along with the pain, patients also need to report either sensitivity to light or nausea to be diagnosed with migraine, Singh says. ... but migraine attacks do frequently cause sinus pressure and pain.
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The increasing prevalence of migraine is easily a result of increased known triggers, such as bright light, loud noise, altered sleep/wake patterns, and emotional stress. This is an example of mismatch theory , which states that the current environment differs from the evolutionary environment of a particular trait.
Experts note that a single weather trigger—such as a temperature drop or storm—might not be enough to initiate a migraine on its own, but can lead to a migraine when combined with other ...