Headache disorders are an enormous public health problem.
For example, it is estimated that over 20 million Americans suffer from migraine headaches. These headaches can be debilitating for the individual sufferer. Moreover, the economic burden of headaches is substantial. Many healthcare professionals believe that headache disorders deserve more attention, especially concerning prevention, diagnosis, and treatment. Accordingly, it is imperative that the practicing pain physician and other healthcare professionals understand the criteria for diagnosis and the treatment options available.