Migraine is a neural condition characterized by recurrent vascular headache often accompanied by nausea, vomiting, and photophobia, sometimes preceded by sensory disturbances (aura); some triggers of migraines may include allergic reactions, diet, alcohol, bright lights or loud noises.

Symptom severities
Severe
2,585
Moderate
3,343
Mild
3,148
None
5,617
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