If you get migraines you know how laughable it is to hear them described as -headaches.- As one poet put it, -the migraine is a beast from Hell, a bone-crushing, brain-twisting, heart-rending, apocalyptic scourge--an insult to all that's holy.- And that's putting it mildly. People have been trying to tame the migraine beast for thousands of years. Some early healers bored holes into their patients' skulls, the Greeks inhaled the smoke of burning coffee beans, while in ancient Egypt, doctors tied herb-stuffed clay crocodiles to migraine sufferer's heads. Fortunately, we live in more...