Children in the US gain an average of 14 per cent of their daily calories from fast food – up from about 11 per cent a decade ago – according to the US Centers for Disease Control and Prevention
Source:
https://www.newscientist.com/article/2251802-fast-food-consumption-is-on-the-rise-among-us-children-and-adolescents/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home