According to Australia's last children's nutrition survey, Australian children are eating too much saturated fat, sugar and salt, and not enough fruit and vegetables.

Since the first NHANES survey in the early 1970s, data from NHANES have been used extensively to describe patterns of nutrition and health in the United States.

The Food Standards Agency and the 2009 National Diet and Nutrition Survey have calculated the amount of junk that children consume per year - and it makes worrying reading.