Now showing items 1-2 of 2
The association between weekly hours of physical activity and mental health: A three-year follow-up study of 15–16-year-old students in the city of Oslo, Norway
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2007)
Background Mental health problems are a worldwide public health burden. The literature concerning the mental health benefits from physical activity among adults has grown. Adolescents are less studied, and ...
Is relatively young age within a school year a risk factor for mental health problems and poor school performance? A population-based cross-sectional study of adolescents in Oslo, Norway
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2005)
Background Several studies have shown that children who are relatively young within a school year are at greater risk for poorer school performance compared with their older peers. One study also reported ...