Why carb-cutting diets might not be best

CALORIE FOR CALORIE, a low-fat diet sheds more body fat than a low-carb diet, according to a study that questions dieting trends. 

Yet because the body adapts, the long-term difference between the diets is probably negligible, researchers say.

In a closely controlled study, they confined 19 obese patients to a metabolic ward and carefully monitored all their food and drink.

For six days, the subjects’ baseline calorie count was cut by 30% in the form of fat. Two-to-four weeks later they returned and the diet