http://articles.mercola.com/sites/articles/archive/2006/09/23/fast-food-meals-bigger-than-you-think.aspxFast-food customers who order large or super-sized meals consume about 500 calories more than they think. Given that Americans eat an average about three meals a week, 500 uncounted calories at each one can add up very quickly. Over 100 adults were askedenCommunityServer 2008.5 SP1 (Build: 31106.3070)