keywords: obesity teaching teach schools education
text: U.S. Schools Urged to Teach Heart Education By JAMIE STENGLE    DALLAS (AP) -- Schools should be more aggressive in teaching children about heart disease and the risks of bad diet and little exercise, the American Heart Association said Monday.    The call for bolder action in schools follows the Institute of Medicine's recommendations last month calling for a wide-ranging attack on childhood obesity by involving parents, schools, communities and the government...