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4. World Health Organisation. World Health Report 2002: reducing risks, promoting healthy life. Geneva: WHO; 2002. Available at http://www.who.int/whr/2002/en/ . Accessed 13 January 2011.
5. • World Health Organisation. Global health risks: mortality and burden of disease attributable to selected major risks. Geneva: WHO; 2009. Available at http://www.who.int/healthinfo/global_burden_disease/GlobalHealthRisks_report_full.pdf . Accessed 13 January 2011. This report identifies physical inactivity as the fourth leading risk factor for global mortality (6% of deaths globally).