There are two types of migraine, common and classic. The common migraine occurs slowly, producing a throbbing pain that may last for two to seventy-two hours. The pain is severe and is often centered at the temple or behind one ear. Alternatively, it can begin at the back of the head and spread to one entire side of the head ( the word "migraine" comes from the Greek (hemikrania). which means "half a skull"). It is usually accompanied by...