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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]
Photopsia is the presence of perceived flashes of light in the field of vision. It is most commonly associated with: [4] posterior vitreous detachment; migraine aura (ocular migraine / retinal migraine) migraine aura without headache; scintillating scotoma; retinal break or detachment; occipital lobe infarction (similar to occipital stroke)
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 ...
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.
These weather changes may trigger a migraine by disrupting the balance of chemicals in the brain, like serotonin, according to the Mayo Clinic. Weather-related triggers include bright sunlight ...
You might want to keep an eye on the forecast.
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