Migraines and Vision Effects Causes

Nobody knows for sure how migraines are caused, although many contributing factors have been identified.

• Family history
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• Stress
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• Too much or too little sleep
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• Medications - Vasodilators (drugs that make blood vessels widen), oral contraceptives (birth control pills)
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• Smoking
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• Foods and food additives - Alcohol, caffeine, chocolate, artificial sweeteners (aspartame, saccharin), monosodium glutamate (MSG), citrus fruits, meats with nitrites, salt
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• Foods containing tyramines - Aged cheese, yogurt, sour cream, chicken livers, sausages, bananas, avocados, canned figs, raisins, peanuts, soy sauce, pickled fish, freshly baked breads, pork, vinegars, beans
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• Exposure to bright or fluorescent lighting
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• Strong odors - Perfumes, colognes, petroleum-based products
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• Hormonal changes - Menstruation (common association), pregnancy, ovulation
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• Head trauma
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• Weather changes
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• Metabolic or infectious diseases
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• Physical exertion or fatigue
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• Motion sickness
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• Cold stimulus (eating ice cream)