Do you suffer from chronic headaches? You are not alone. An estimated 40 and 50 million Americans suffer from chronic headaches. Roughly 15 percent of the U.S. population suffers from debilitating migraine headaches, which are one of the most common medical conditions in the Western world. The American Council for Headache Education (ACHE) estimates that 95 percent of women and 90 percent of men in the U.S.