One diet fits all

Led by the American Heart Association, four major health groups have agreed on a diet to reducethe risk of heart disease, stroke, cancer, and diabetes. The American Cancer Society, the AmericanDietetic Association, the American Academy of Pediatrics, and the National Institutes of Health have endorsed the diet, which is low in fat and high in fruits and vegetables.

The “Unified Dietary Guidelines” should make it easier for the public to understand what a healthy diet is. …