There's perhaps no medical terminology/condition- save for the "malarias," and the "typhoids"- as abused as "migraine" by the uninitiated. Migraine has come to mean different things to different people: for some, it is any headache that is "severe" and perhaps incapacitating. To others, it is any headache that recurs habitually. With this lose definition of the term migraine, fact is that many headache syndromes labeled as "migraines"...