By Dr. Stephanie McGann, DMD FAGD, Columnist, The Times As many of the folks who read my column know, I am not in favor of denying our children the occasional sweet treat. Holidays are special and to steal a chocolate bunny out of the hands of child is just no fun. However, in light of the supersized world we live in and the prevalence of 4 and 5 pound packages of jelly beans, I felt obligated to say...