Neurologist Carolyn Bernstein, co-author (with journalist Elaine McArdle) of The Migraine Brain, estimates that 30 million Americans suffer from migraines — and that most sufferers don't realize they have the condition. Bernstein discusses the causes of migraine headaches and offers suggestions for prevention and treatment.
Bernstein is a professor at the Harvard Medical School and is founder and director of the Women's Headache center at the Cambridge Health Alliance.
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