Popular commercial diets can help you lose some weight in the short term, but keeping the weight off after the first year and the diet’s impact on heart health are unclear, according to a study published in Circulation:Cardiovascular Quality and Outcomes, an American Heart Association journal.
Nearly 70 percent of American adults are overweight or obese – and therefore at higher risk for health problems such as heart disease, stroke, high blood pressure and diabetes. Whether a diet will be effective is an important public health question.