1 Research Unit for Exercise Epidemiology, Department of Sports Science and Clinical Biomechanics, Centre of Research in Childhood Health, University of Southern Denmark, Odense, Denmark. jakob.tarp@nih.no.
2 Medical Research Council Epidemiology Unit, University of Cambridge, Cambridge, UK. jakob.tarp@nih.no.
3 University of Cambridge, Cambridge, UK.
4 Medical Research Council Epidemiology Unit, University of Cambridge, Cambridge, UK.
5 Research Unit for Exercise Epidemiology, Department of Sports Science and Clinical Biomechanics, Centre of Research in Childhood Health, University of Southern Denmark, Odense, Denmark.
6 Sports Medicine Clinic, The Orthopedic Department, Hospital of Lillebaelt Middelfart, Institute of Regional Health Research, University of Southern Denmark, Odense, Denmark.
7 Department of Teacher Education and Sport, Western Norwegian University of Applied Sciences, Sogndal, Norway.
8 Department of Movement and Sports Sciences, Ghent University, 9000, Ghent, Belgium.
9 Centre for Research and Action in Public Health, University of Canberra, Canberra, ACT, Australia.
10 Department of Health and Human Physiology, University of Iowa, Iowa City, IA, USA.
11 Epidemiology, Biostatistics and Prevention Institute, University of Zurich, Zurich, Switzerland.
12 Bristol Medical School, University of Bristol, Bristol, UK.
13 Centre for Exercise, Nutrition and Health Sciences, School for Policy Studies, University of Bristol, Bristol, UK.
14 Service of Endocrinology, Diabetes and Metabolism and Division of Pediatric Endocrinology, Diabetes and Obesity, University Hospital Lausanne, Lausanne, Switzerland.
15 University of Strathclyde, Physical Activity for Health Group, School of Psychological Sciences and Health, Glasgow, Scotland, UK.
16 Exercise and Health Laboratory, Faculty of Human Kinetics, Universidade de Lisboa, Lisbon, Portugal.
17 Centre for Diet and Activity Research (CEDAR), University of Cambridge, Cambridge, UK.
18 Department of Sports Medicine, Norwegian School of Sport Sciences, Oslo, Norway.