Guests: Ashima Kant Associate Professor, Department of Family, Nutrition, and Exercise Studies Queens College, City University of New York Flushing, New York Barbara Schneeman Assistant Administrator for Human Nutrition USDA/Agricultural Research Service Washington, DC Professor, Department of Nutrition University of California Davis, California Arthur Schatzkin, M.D. Chief, Nutritional Epidemiology Branch National Cancer Institute National Institutes of Health Bethesda, Maryland Last week, two studies found that a healthy diet did not prevent the polyps that lead to colon cancer. This week, another study concludes that a healthy diet does lower the risk of premature death. Does the food we eat help ward off illness? And how do we make sense of conflicting medical information? In this hour, we'll look at the latest studies on the connection between diet, health, and disease prevention.