Low-fat, high-carb diet led to only moderate weight loss

Older women who ate less fat and more carbohydrates lost about 2 pounds (0.9 kilograms) over seven years, a large study showed.

While one obesity expert called the results disappointing, the lead author of the research said it refutes claims by promoters of the Atkins and Zone diets that &to=http://english.pravda.ru/main/18/90/360/14853_cholesterol.html' target=_blank>low-fat diets are partly behind America's obesity epidemic.

"It will help people to understand that the weight gain we're seeing in this country is not caused by the lower-fat diets," said study author Barbara V. Howard of MedStar Research Institute, a nonprofit research group.