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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.
About 25% to 30% of Americans with migraines experience an "aura" phase that can happen before or during their headache. An aura causes disturbances in your senses, making you see or feel things ...
Heat can act as both a notorious trigger or a soothing remedy for migraines. We dug into the intricate balance pain sufferers must navigate.
A study conducted during a typhoon in Japan found that 75% of individuals with migraines experienced attacks linked to a drop in barometric pressure, compared to just 20% of those with tension ...
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]
Retinal migraine is associated with transient monocular visual loss in one eye lasting less than one hour. [1] During some episodes, the visual loss may occur with no headache and at other times throbbing headache on the same side of the head as the visual loss may occur, accompanied by severe light sensitivity and/or nausea.
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Migraine does not appear to increase the risk of death from stroke or heart disease. [143] Preventative therapy of migraine in those with migraine with aura may prevent associated strokes. [144] People with migraine, particularly women, may develop higher than average numbers of white matter brain lesions of unclear significance. [145]