The World Health Organization (WHO) gratefully acknowledges the contribution to and support of the following individuals and organizations in the development of these guidelines:
Fiona Bull and Juana Willumsen led the process of developing these guidelines. Valentina Baltag, Maurice Bucagu, Alex Butchart, Neerja Chowdhary, Regina Guthold, Riitta-Maija Hämäläinen, Andre Ilbawi, Wasiq Khan, Lindsay Lee, Alana Officer, Leanne Riley and Gojka Roglic were members of the WHO Steering Group that managed the guideline development process.
The members of the Guideline Development Group (GDG) included Salih Saad Al-Ansari, Stuart Biddle, Katja Borodulin, Matthew Buman, Greet Cardon (co-chair), Catherine Carty, Jean-Philippe Chaput, Sebastien Chastin, Paddy Dempsey, Loretta DiPietro, Ulf Ekelund, Joseph Firth, Christine Friedenreich, Leandro Garcia, Muthoni Gichu, Russ Jago, Peter Katzmarzyk, Estelle V. Lambert, Michael Leitzmann, Karen Milton, Francisco B. Ortega, Chathuranga Ranasinghe, Emmanuel Stamatakis (co-chair), Anne Tiedemann, Richard Troiano, Hidde van der Ploeg, Vicky Wari. Roger Chou served as GRADE methodologist. The external review group included Kingsley Akinroye, Huda Alsiyabi, Alberto Flórez-Pregonero, Shigeru Inoue, Agus Mahendra, Deborah Salvo and Jasper Schipperijn.
Systematic reviews of evidence prepared for 2018 US Physical Activity Guidelines Advisory Committee Scientific Report to the Secretary of Health and Human Services were updated thanks to additional literature searches conducted by Kyle Sprow (National Cancer Institutes, National Institutes of Health, Maryland, USA). Additional support to review papers identified was provided by Elif Eroglu (University of Sydney), Andrea Hillreiner (University of Regensburg), Bo-Huei Huang (University of Sydney), Carmen Jochem (University of Regensburg), Jairo H. Migueles (University of Granada), Chelsea Stone (University of Calgary) and Léonie Uijtdewilligen (Amsterdam UMC).
Summaries of evidence and GRADE tables were prepared by Carrie Patnode and Michelle Henninger (The Kaiser Foundation Hospitals, Center for Health Research, Portland, Oregon, USA).
Additional reviews of evidence were conducted by N Fairhall, J Oliveira, M Pinheiro, and C Sherrington (Institute for Musculoskeletal Health, School of Public Health, The University of Sydney, Sydney, Australia) and A Bauman (Prevention Research Collaboration, School of Public Health, The University of Sydney, Sydney, Australia; and WHO Collaborating Centre for Physical Activity, Nutrition and Obesity); S Mabweazara, M-J Laguette, K Larmuth, F Odunitan-Wayas (Research Centre for Health through Physical Activity, Lifestyle and Sports Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa), L Leach, S Onagbiye (Department of Sport, Recreation and Exercise Science, Faculty of Health Sciences, University of the Western Cape, Cape Town, South Africa), M Mthethwa (Chronic Disease Initiative for Africa, University of Cape Town, Cape Town, South Africa), P Smith (The Desmond Tutu HIV Centre, Institute for Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa) and F Mashili (Department of Physiology, Muhimbili University of Allied Sciences, Dar Es Salaam, United Republic of Tanzania); B Cillekens, M Lang, W van Mechelen, E Verhagen, M Huysmans, A van der Beek, P Coenen (Department of Public and Occupational Health at Amsterdam University Medical Centre, Amsterdam, Netherlands).
The Public Health Agency of Canada and the Government of Norway provided financial support, without which this work could not have been completed.