Dr. Robert Lustig’s groundbreaking study linking sugar and diabetes should motivate all parents to up their game of junk food whack-a-mole. The researchers found that in countries where the incidence of diabetes went up, the availability of sugar had increased earlier and in roughly the same proportion. By establishing a dose-response relationship, the study allows researchers to infer that high doses of sugar causes diabetes . Even before this study was published, more and more parents were getting fed up with the sweet treats coming at our kids from every direction. There have been too many...