The way your metabolisms works is largely based on how you eat. It only follows then that if you change the way you eat, you can change your metabolism. Fat loss eating plans are not a new concept. There have been hundreds or thousands of diet plans that tell you exactly what to eat, but if you've ever tried a no carb diet, or a no fat diet, or if you've ever been desperate enough to try the grapefruit diet, then you know they are not a long term solution for most people. It seems that everyone has a different opinion on how to lose weight, but there are a few things that almost all experts agree on. When you are on a fat loss eating plan, you must do several things. You must eat four to eight meals a day. You must drink lost of water, and you must start now.