• Physical inactivity, non-participation in sports and socioeconomic status: a large population-based study among Norwegian adolescents 

      Heradstveit, Ove; Haugland, Siren; Hysing, Mari; Stormark, Kjell Morten; Sivertsen, Børge; Bøe, Tormod (Peer reviewed; Journal article, 2020)
      Background: Physical activity in adolescence is found to promote both immediate and long-term health, as well as school- and work performance. Previous studies suggest that parental socioeconomic status (SES) may influence ...
    • Weekday time in bed and obesity risk in adolescence 

      Danielsen, Yngvild Sørebø; Pallesen, Ståle; Sivertsen, Børge; Stormark, Kjell Morten; Hysing, Mari (Peer reviewed; Journal article, 2020)
      Introduction: Sleep curtailment is associated with obesity in children, but few studies have investigated this relationship in a longitudinal sample of adolescents. The aim of the present study was to examine the longitudinal ...