"Migraines:  Migraine symptoms are typically described as pounding or throbbing headaches.  It is usually associated with other symptoms such as nausea, vomiting and sensitivity to sound or light.  The pain is severe and can have a crippling effect on activities of daily life.  These headaches can be triggered by certain foods like chocolate, cheese or products containing MSG.  Caffeine withdrawal, lack of sleep and alcohol can also trigger pain."

https://www.nlm.nih.gov/medlineplus/ency/article/003024.htm

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