Do: Eat Jenny Craig meals three times a day
Last updated by Angela Haupt | January 02, 2013
Slim-Fast is a reasonable approach to dieting with convenient, grab-and-go shakes and bars. It's fairly easy to follow, but it's not very heart-healthy.
Nutrisystem determines portions, prepares and delivers your meals, and tells you what to eat and when.
Weight Watchers is an effective diet. Among its pros: An emphasis on group support, lots of fruits and veggies, and room for occasional indulgences.