title: Covariance of daylight, sport participation and sleep patterns.
authors.affiliation: Finnmark College, Alta, Norway.
authors.forename: A
authors.initials: A
authors.lastname: Weydahl
mesh_terms: D000328:Adult; D002940:Circadian Rhythm / Q000502:physiology*; D003624:Darkness; D015444:Exercise / Q000502:physiology*; D005260:Female; D006801:Humans; D008027:Light; D008297:Male; D012621:Seasons; D012890:Sleep / Q000502:physiology*