Statistics prove that if you do something consistently over 21 days, it becomes a habit. One of the many ways it has been proven in my own life is through diet, exercise, and the motivation it takes to keep it up! I am 52 years old, have had 3 children, and I am proud to say I weigh 132.5 pounds. I don't yo-yo much because I have stuck with this 3 dimensional idea for many years. You won't be successful maintaining your goal weight by diet or exercise or motivation alone. It takes a good balance in all aspects. Click here for more info....