Why a low-carb diet can help you lose weight and keep it off

New research suggests that a diet low in carbs may help people burn more calories, lose weight, and maintain the weight loss in the long run.

African-American women must eat less or exercise more to lose as much weight as caucasians

African-American women may need to eat fewer calories or burn more than their Caucasian counterparts to lose a comparable amount of weight, according to researchers at the University of Pittsburgh School of Medicine in a study published online in the International Journal of Obesity.