Heart Disease is the leading cause, and stroke is the third leading cause, of death in the U.S. Researchers, from the University of Minnesota, have conducted four surveys on more than 16,000 people since 1980. Their findings, published in the American Journal of Epidemiology, suggest that strategies to increase physical activity, reduce body weight, and improve dietary patterns are urgently needed. Visit HeartCenterOnline to see:Some heart disease risk factors on rise in US.