The researchers found a watershed after the age of 10 when it came to appearance. Among seven to 11-year-olds, 2% were unhappy with their appearance but this rose to 11% of 11 to 16-year-olds.
Cheryl Cole is by far the most popular female role model among 11 to 16-year-olds. Half as many girls in this group chose model Katie Price, aka Jordan, and fewer than one in 10 favoured America's First Lady Michelle Obama or Olympic athletes Kelly Holmes and Rebecca Adlington.