Feel Good


Feel Good Report: Which Diet Actually Works?

Johns Hopkins University researchers found just two.

BY May 5, 2015

Weight-loss plans promising big results bombard the market. How do you know which one to pick?

Your best bet, of course, is to consult with your physician, who knows your unique health profile and who can steer you away from questionable products or diet plans. Beyond that consultation, a new study in the Annals of Internal Medicine cuts through sleek marketing and offers data on which plans actually work.

Two Johns Hopkins University researchers examined 32 popular weight-loss plans and found that just two—Weight Watchers and Jenny Craig—showed evidence of keeping weight off for at least a year.

Nutrisystem held promise, but more data was needed for a full endorsement.