title: Phototherapy for seasonal affective disorder in Alaska.
abstract: Six patients with seasonal affective disorder showed marked improvement in depressive symptoms after following three different 2-hour schedules of bright artificial light, and they relapsed when the light was withdrawn.
mesh_terms: D000328:Adult; D000413:Alaska; D002940:Circadian Rhythm; D003866:Depressive Disorder / Q000209:etiology / Q000523:psychology / Q000628:therapy*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010789:Phototherapy / Q000379:methods*; D011569:Psychiatric Status Rating Scales; D012621:Seasons