Body analysis; It is done to take the right steps in the slimming process and to lose weight effectively with the right diet and exercise. The physical characteristics of each individual are different. Even if people who want to lose weight are of similar weight, the ratio of muscle and fat in the body is variable. Knowing the person’s body also helps to make the most effective sports and nutrition plan in the slimming process. At the same time, sugar, hypoglycemia, cholesterol, etc. In diseases, body analysis may be needed to gain a new nutritional habit and to start using drugs. According to the type of disease, the body structure of the patient should be well understood; Accordingly, treatment planning should be made. Body analysis; height, waist and hip measurements, bone weight, amount of edema in the body, etc. Thanks to the detailed information it gives on many subjects, it reveals the physical structure of the body in a mapped manner. Thus, targets in the slimming process can be determined. The daily amount of calories to be taken and the choice of exercise can be made according to the results observed in the body analysis.