Chronic headaches makes the individuals who suffer from miserable. Chronic headaches include tension-type headaches, which affect nearly 78% of US adults, and migraines, which affect 16% of US Adults and 11% of US children. Headache disorders are a major contributing factor to disability and lost-work time world-wide. Altogether, diagnosis and treatment of headaches make up 20% of all outpatient visits to neurologists. The direct financial burden of caring for migraine headache patients alone In the U.S. is 2.5 billion per year. "What Nurses Know...Headache" is written by someone who's experienced having headaches all of her life. Some risk factors are not easily modifiable--family history of migraine, for example. But others, such as stress, diet, and the overuse of medications, are much more easily modified, through physician guidance, patient education, and support.