Cross-sectional and prospective associations between sleep, screen time, active school travel, sports/exercise participation and physical activity in children and adolescents

• Main Authors: Knut Eirik Dalene (Author), Sigmund A. Anderssen (Author), Lars Bo Andersen (Author), Jostein Steene-Johannessen (Author), Ulf Ekelund (Author), Bjørge H. Hansen (Author), Elin Kolle (Author)
• Format: Book
• Published: BMC, 2018-06-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Background The aim of this study was to investigate how sleep, screen time, active school travel and sport and/or exercise participation associates with moderate-to-vigorous physical activity (MVPA) in nationally representative samples of Norwegian 9- and 15-y-olds, and whether these four b...