RESEARCH ARTICLE Recurrent headache and i

Full list of author information is available at the end of the articleBackground Recurrent headache disorders, such as migraine and tension-type headache, are the most common and disab-ling pain conditions in childhood and adolescence [1]. The prevalence rates are higher in females, especially after transition to puberty [2]. Lack of parental support and poor family function is associated with chronifica-tion of headache [3] and higher pain-related disability [4]. Further, co-occurrence with psychological problems is common, and increase risk of functional impairment and persistence of headache complaints into adulthood [5-10]. Recent epidemiological and clinical research indi-cate that exposure to interpersonal violence, such as violence, sexual abuse, and bullying, may contribute to onset, persistence or exacerbation of headache com- * Correspondence: synne.stensland@nkvts.unirand.no1Norwegian Centre for Violence and Traumatic Stress Studies, University ofFamily cohesion; Social support; Recurrent headacheAbstrac