Tinky Winky limbers up

On Wednesday, millions of pre-school children across the country took part in a national exercise event organised by Itsy Bitsy Entertainment Company, with the support of international children's health and fitness organizations

Child obesity is a major problem in the United States, where one out of every 4 children in the US is overweight.

At a national nutrition forum in Australia earlier this week, a speaker criticised "overweight" television characters including the Teletubbies.

Dr Gavin Frost told the conference: "There is no doubt that characters such as the Teletubbies are cute and endearing, but the question is whether these unfortunately named characters are helping to entrench poor messages that being fat and jolly are attributes to aspire to."