Your body weight is comprised primarily of fat and lean muscle mass. When you increase your metabolism by using the easy way you will also find yourself losing lean muscle mass. If you are an overweight person who weighs 400 pounds you have developed a good deal of lean muscle mass in order to support the handling of your body fat. If you suddenly begin losing weight without exercise you will lose equal portions of both fat and lean muscle mass. The result would be to put your body into a weakened and unhealthy state.
Exercise is the best way to increase the metabolism.
This natural increase in metabolism allows for the body to become accustomed to using the energy from nutrition properly. It also works the adrenals into a fit state. The best diet for the body is one that meets a few different criteria. First, it must be packed with foods that have a high nutritional level. Secondly, the nutrition contained within the food must be easy for the body to assimilate and digest.