Q&A Highlights from a discussion with Dr. K.C. Brennan, a specialist in migraines and headaches at the University of Utah. NIHNiH: What is your method for treating migraines? Brennan: Migraine is a disorder involving networks throughout the brain, so treatment needs to take the entire person into account in order to be effective. Many areas of the nervous system are overstimulated during a migraine. This heightened sensitivity affects how we experience light, sound, and even smell—making