Fatter than ever.
D000293:Adolescent; D000367:Age Factors; D001835:Body Weight; D002648:Child; D002657:Child Development; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008019:Life Style; D008297:Male; D009765:Obesity / Q000453:epidemiology*; D014481:United States