Summary Background A new Danish school policy with a requirement for 45 min physical activity daily during school hours was introduced in 2014. The objective of this natural experiment was to evaluate the effect of this nationwide school policy on physical activity in Danish children and adolescents. Methods Four historical studies […]
adolescents
School grades and educational attainments of adolescents and young adults born preterm
Chawanpaiboon, S. et al. Global, regional, and national estimates of levels of preterm birth in 2014: A systematic review and modelling analysis. Lancet Glob. Health. 7, e37-46 (2019). Article Google Scholar Delnord, M. et al. International variations in gestational age distribution of births: An ecological study. Eur. J. Public Health […]
Effectiveness of an adapted physical activity intervention on health-related physical fitness in adolescents with intellectual disability: a randomized controlled trial
Ortega, F. B., Ruiz, J. R., Castillo, M. J. & Sjöström, M. Physical fitness in childhood and adolescence: A powerful marker of health. Int. J. Obes. 32, 1–11 (2008). Article Google Scholar Hurtig-Wennlöf, A., Ruiz, J. R., Harro, M. & Sjöström, M. Cardiorespiratory fitness relates more strongly than physical activity […]