1. Global Health Observatory. Obesity situation and trends
http://www.who.int/gho/ncd/risk_factors/obesity_text/en/
2. Global burden of obesity in 2005 and projections to 2030
3. The Global Burden of Disease Study 2010
http://www.thelancet.com/themed/global-burden-of-disease
4. Promoting fruit and vegetable consumption around the world
http://www.who.int/dietphysicalactivity/diet/en/index.html
5. Physical activity
http://www.who.int/dietphysicalactivity/pa/en/index.html