Dr. Ornish's diet plan limits daily calories from fat to less than ten percent, with little to no saturated fat or cholesterol.

VOA: special.2011.07.05

To lose that fat in a week, you have to burn off at least that amount in calories or eat that much less.

VOA: special.2010.06.08

So Mozaffarian and his colleagues studied the studies,eight of them, in which some participants ate less saturated fat and more polyunsaturated fats, the kind of fats that are in fish,nuts, and vegetable oils.

VOA: standard.2010.03.25