1. Health & Social Care Information Centre. Mental Health Bulletin: Annual Report from MHMDS Returns–England 2012/13.
2. US Department of Health and Human Services. Mental illness surveillance among adults in the United States. 2009. Centers for Disease Control and Prevention Report.
3. A cohort study of leisure time physical activity and depression;SS Mikkelsen;Prev Med,2010
4. Physical activity, exercise, depression and anxiety disorders;A Ströhle;J Neur Trans,2009
5. Standardized use of the terms “sedentary” and “sedentary behaviors”;Appl Phys, Nutr and Metab,2012