Now showing items 1-2 of 2
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 ...
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 ...