Five Philadelphia schools have spent the past two years with a candy ban and healthier foods in the vending machines, and the results are eye-opening.. The number of kids who became obese during the two-year experiment was half the number of kids who became obese in schools that didn't make those efforts. Read the article and learn more about kicking junk foods out of your kid's school at OCA's Appetite for a Change Campaign. http://www.organicconsumers.org/afc.cfm