title: Headache and sleep.
abstract: Many patients with headache disorders have coexisting sleep difficulties. As both conditions are relatively common, they could potentially be present simultaneously, even if unrelated. However, there is evidence that a comorbid association between headache and sleep disorders exists.
authors.forename: Thomas
authors.initials: T
authors.lastname: Freedom
authors.forename: Randolph W
authors.initials: RW
authors.lastname: Evans
mesh_terms: D020773:Headache Disorders / Q000150:complications* / Q000175:diagnosis* / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D012890:Sleep / Q000502:physiology*; D012893:Sleep Wake Disorders / Q000150:complications* / Q000175:diagnosis* / Q000503:physiopathology
keywords: insomnia; migraine; restless legs syndrome; sleep