Jim Mackey

You can still enjoy the great foods you love, and lose weight by simply doing more preparation and portion control. It may sound too good to be true, but Weight Watchers has the science to prove that their plan is effective, and will get you results.

Weight loss is something that millions of people are trying hard to achieve. But if you don't have the right tools, you will continue looking for limited time offers and the only thing that will get smaller is your bank account.

If you plan to attend any holiday parties, take a healthy prepared dish with you. By bringing your own low calorie item, you'll know there is something at the party you can eat that is healthy.

NutriSystem has unique menus to suit the dietary needs of diabetics, seniors, men, women and vegetarians. Typically, men will consume a 1,500 calorie diet while women have a 1,200 calorie diet.

The Jenny Craig diet is one that not only provides guidance for eating better and living more actively, but also offers convenience with its healthy, balanced, delicious meal delivery service.

The Weight Watchers diet tends to be one that is low-calorie and low-fat, but focuses more on encouraging members to make balanced, nutritious food choices rather than focus on the calorie counting.

We'll take a look at three of the more popular brands offering this service: Jenny Craig, NutriSystem and Medifast.

Weight Watchers Points are assigned based on the serving size of food and how much fiber, fat and calories it contains.

NutriSystem was one of the first to offer this convenient service, shipping a month's worth of meals plus snacks and eliminating the need to grocery shop and do prep work.

Jenny Craig espouses the benefits of regular exercise and living a fit and active lifestyle. For the mind, positive thinking and support are shown to be the final elements that can help you achieve your weight loss goals.