Screen-viewing and the home TV environment: The European Youth Heart Study Russell Jago PhD*, Angie Page PhD*, Karsten Froberg PhD , Luis B Sardinha PhD , Lena Klasson-Heggebø PhD § and Lars B. Andersen PhD * Department of Exercise, Nutrition and Health Sciences, University of Bristol, Bristol, UK Institute of Sport Sciences and Clinical Biomechanics, University of Southern Denmark, Odense, Denmark. Faculty of Human Movement, Technical University of Lisbon, Lisbon, Portugal § Norwegian Sports Medicine Clinic, Oslo, Norway. Norwegian School of Sport Sciences, Department of Sports Medicine, Oslo, Norway Address for correspondence: Russell Jago, PhD 1