Migraine Triggers: A variety of external and internal factors can trigger a migraine attack in certain individuals who may have a genetic or neurochemical predisposition to migraine. External triggers such as weather-related changes, high humidity, high altitude, sensory input such as glaring or flashing lights, sunlight, loud noises, and exposure to odors, head trauma, and stress. See OFP specialist.
Answered 6/21/2014
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