Thinnest nation

The country with the lowest Body Mass Index (BMI) is Bangladesh, with a national average of 20.5 for women and 20.4 for men. More than 9 million children - more than half of all Bangladeshi children - are underweight and suffer from stunted growth. The fattest nation is the island state of Nauru, where the average BMI is 35. Source: "How Tiny Nauru became the world´s fattest nation", The Independent (International Edition), 4 February 2011, pp10-11