Making the weight loss permanent is one of the hardest thing to do, when most people reaches the desired weight, they automatically stop diet and exercising, in order to keep that weight you should keep doing what you have been doing, with a little changes, you need to create a whole new diet and rutine, it can help you innovate and feel different about your new appearence, set a new goal and start working on it, that could keep you on track and away from discouragement.