1. World Health Organization (WHO). Global status report on non-communicable diseases 2010. Geneva: World Health Organization; 2011.
2. Kesaniemi YK, Danforth E Jr, Jensen MD, Kopelman PG, Lefebvre P, Reeder BA. Dose-response issues concerning physical activity and health: an evidence-based symposium. Med Sci Sports Exerc. 2001;33(6 Suppl):S351–8.
3. Wannamethee SG, Shaper AG, Walker M. Physical activity and mortality in older men with diagnosed coronary heart disease. Circulation. 2000;102(12):1358–63.
4. Janssen I. Health care costs of physical inactivity in Canadian adults. Appl Physiol Nutr Metab. 2012;37(4):803–6. https://doi.org/10.1139/h2012-061 .
5. Canadian Society for Exercise Physiology. Canadian physical activity guidelines. http://www.csep.ca/en/guidelines/read-the-guidelines . Accessed 2 December 2011.