I have seen many people who lose weight and they feel so energy-depleted they can barely walk some times. This doesn't mean that you get to eat nuts, oatmeal and dry chicken. Nutrisystem is the king of easy, affordable, and fast weight loss programs. They have some great coupons this month. The Core and Uniquely Yours plans are similarly discounted.
However, the results are usually weak and inconsistent and certainly nothing to get excited about. At the end of the day, the only thing that is really proven to help you lose weight is changing your diet.
Exercise can help too, but what you eat is by far the most important. For a proven way to lose weight without hunger, check out this article. Like many before you, you may have discovered that restrictive dieting and excessive exercise are temporary solutions to lose weight.