RT Book, Section A1 Koenigsfeld, Carrie Foust A1 Eastman, Darla Klug A1 Fornoff, Anisa A2 Sutton, S. Scott SR Print(0) ID 7254606 T1 Chapter 51. Headache T2 McGraw-Hill's NAPLEX® Review Guide YR 2011 FD 2011 PB The McGraw-Hill Companies PP New York, NY SN 978-0-07-175562-7 LK accesspharmacy.mhmedical.com/content.aspx?aid=7254606 RD 2024/04/18 AB Headaches are a common chief complaint of patients seeking advice from a pharmacist. It is estimated that 18% of women and 6% of men experience migraine headache.1 Prevalence is highest between the ages of 25 and 45 in both males and females.2 Migraines are considered to be one of the top 20 most disabling diseases worldwide by the World Health Organization.3 Tension headaches are the most common type of primary headaches with an estimated prevalence of 86% in women and 63% in men with the rates occurring highest between the ages of 20 and 50.4 Cluster headaches may be relatively uncommon, with the prevalence estimated to be 56 to 401 per 100,000 with onset typically occurring over the age of 20.5