1. Effect of physical inactivity on major non-communicable diseases worldwide: an analysis of burden of disease and life expectancy;Lee;Lancet,2012
2. The economic burden of ill health due to diet, physical inactivity, smoking, alcohol and obesity in the UK: an update to 2006-07 NHS costs;Scarborough;J Public Health,2011
3. Cavill N , Richardson D , Foster C . Sport England Inactivity Sport Report. 2012a. https://www.sportengland.org/media/103075/full-report-inactivity-sport.pdf. (accessed 26 Oct 2015).
4. Roberts K , Cavill N , Hancock C , et al . Social and economic inequalities in diet and physical activity. 2013. http://www.noo.org.uk/uploads/doc/vid_19253_Social_and_economic_inequalities_in_diet_and_physical_activity_04.11.13.pdf. (accessed 17 Feb 2016).
5. Health benefits of physical activity: the evidence;Warburton;CMAJ,2006