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A prodrome (group of symptoms that precedes a condition) can occur in the days prior to migraine. Symptoms of this prodrome can include depression, food cravings, yawning, neck stiffness, hyperactivity, irritability, confusion, diarrhea, or constipation.
Some migraine sufferers experience a prodrome which can precede a headache by hours or days and can include such symptoms as yawning, fatigue, mood swings, food cravings and a heightened sensitivity to sensory stimuli such as light, sound and odors.10 to 20% of migraine sufferers have focal neurological symptoms preceding the actual headache.