Lack of physical activity and excessive sitting: health hazards for young people?

Correspondence: Lars Bo Andersen Center for Research in Childhood Health Institute of Sports Science and Clinical Biomechanics University of Southern Denmark Campusvej, 55 DK-5230 Odense, Denmark E-mail: [email protected] Home Page: http://www.sdu.dk/ansat/lboandersen.aspx 3. Dietz WH. Health consequences of obesity in youth: childhood predictors of adult disease. Pediatrics. 1998;101:518-25. 4. Andersen LB, Sardinha LB, Froberg K, Riddoch CJ, Page AS, Anderssen SA. Fitness, fatness and clustering of cardiovascular risk factors in children from Denmark, Estonia and Portugal: the European Youth Heart Study. Int J Pediatr Obes. 2008;3 Suppl 1:58-66. 5. Twisk JW, Kemper HC, van Mechelen W. Prediction of cardiovascular disease risk factors later in life by physical activity and physical fitness in youth: general comments and conclusions. Int J Sports Med. 2002;23 Suppl 1:S44-9. 6. Strong WB, Malina RM, Blimkie CJ, Daniels SR, Dishman RK, Gutin B, et al. Evidence based physical activity for school-age youth. J Pediatr. 2005;146:732-7. 7. Pate RR, Freedson PS, Sallis JF, Taylor WC, Sirard J, Trost SG, et al. Compliance with physical activity guidelines: prevalence in a population of children and youth. Ann Epidemiol. 2002;12:303-8. 8. Riddoch C, Andersen LB, Wedderkopp N, Harro M, KlassonHeggebø L, Sardinha LB, et al. Physical activity levels and patterns of 9 and 15 year old European children. Med Sci Sports Exerc. 2004;36:86-92. 9. Sundberg S. Maximal oxygen uptake in relation to age in blind and normal boys and girls. Acta Pædiatr Scand. 1982;71:603-8. 10. Sallis JF, Prochaska JJ, Taylor WC. A review of correlates of physical activity of children and adolescents. Med Sci Sports Exerc. 2000;32:963-75. 11. Van Der Horst K, Paw MJ, Twisk JW, van Mechelen W. A brief review on correlates of physical activity and sedentariness in youth. Med Sci Sports Exerc. 2007;39:1241-50. 12. Ekelund U, Brage S, Froberg K, Harro M, Anderssen SA, Sardinha LB, et al. TV viewing and physical activity are independently associated with metabolic risk in children: the European Youth Heart Study. PLoS Med. 2006;3:e488.