The best way to lose 20 pounds in a month, and still be healthy afterwords, is to combine a low calorie diet with exercises that burn a lot of fat from your body.
My video http://www.youtube.com/watch?v=YIi46hh6id4 is all about what to eat and how to exercise in order to be sure you burn enough calories on a daily basis so that you will surely lose 20 lbs by the end of the 30 days plan.
If you want to be 100% you drop 20 pounds in a month, my site www.weightloss-stories.com will explain you the 5 keys of losing weight fast for women only.