RICHARD LIPTON, MD: The most common kind of aura is the visual aura, which often consists of spots of light or zigzag lines or a graying out of vision. And, in a textbook case of aura, those features may begin in a small part of the visual world and then expand to encompass a greater and greater part of the visual world.
ANNOUNCER: Experts can't really predict who it will strike, although it does run in families. And it even happens to kids who might have stomach pain with their headache.
RICHARD LIPTON, MD: When children have abdominal migraine, the diagnosis is very long-delayed, because it just gets written off as, "Oh, he's got another episode of the flu, it's something he ate."
ANNOUNCER: Migraines don't last forever, although it can feel that way.
RICHARD LIPTON, MD: Migraine headaches last four to 72 hours. On average, untreated, they last 24 hours. Treated, it depends how good your treatment is, but they could last as little as ten minutes. On average, migraine attacks occur once or twice a month.
ANNOUNCER: We also know that a wide range of factors can precipitate an attack.
RICHARD LIPTON, MD: It's important to know that triggers vary enormously from person to person and there's a very, very long list of triggers, including dietary triggers. Chocolate is actually quite an important one.