The U.S. Department of Agriculture's newest food pyramid guide, called MyPyramid, encourages consumers to make healthier food choices and to get regular exercise. Unlike the older model, food groups are arranged in vertically bands, instead of horizontal ones. Band width indicates portion size. The wider the band, the more food from that group you should eat. Update Date: 10/12/2008Stuart I. Henochowicz, MD, FACP, Associate Clinical Professor of Medicine, Division of Allergy, Immunology, and Rheumatology, Georgetown University Medical School. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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