From so many years professionals are using the BMI Calculator to make people lead a healthy life so that they will not land up with medical problems. It helps to get an overall check of individual health and not for individual part. Most of the time, obesity is related to fat deposition only, but when one calculates BMI it counts all things like fats, proteins (muscles), bones, blood, etc . It is always important to check your BMI while making any change in diet or lifestyle for better health. It is the simplest way to see whether you are having normal health or not. Same number will not be perfect for everyone as their height and weight differ. BMI Calculator and charts are easily available everywhere to obtain your BMI number. This number would reflect the presence of adipose cells as well as other components in the body and would depict their deficiency or superfluous. After getting your BMI count you will be at better place to see where you stand and what you need to change. It could be diet only, or diet and exercise both or exercise only. If you are not working properly and follow sedentary life for more than 5 hours a day your body mass is definitely more. Those who perform active routine or heavy weight training 5 times a week have more muscle mass; hence their BMI is always more. The weight of the muscle is more than fat and hence BMI increases in the condition of extra muscle mass. But excess fat is not good for body as it can lead to many medical problems. Hence in short a balance between all components should be there. That means BMI is not enough to see what goes wrong in your body composition but it can help you to start thinking about your health. One has to be very realistic about their health and BMI Calculator will facilitate them to get a good start. An encouraging approach always helps to get a good result. One can achieve a good health with little or more attention to health. One can get help from Doctors, Nutritionist, Health Care Professionals and Gym Instructors to achieve their goals. BMI Calculator is one method to check your health. Body composition analysis and other detailed medical tests will tell you exactly what needs to get repaired and for that what one has to do. Before starting, one should check exactly what change he/ she has to do and what is more or less in their body. Previously this calculator was only used by health care professionals but nowadays it could be used by anyone with online resources. It is necessary to understand the results of this calculator to draw ideal conclusions. Several calculators calculate this amount in different units. The difference of units might affect the end results. Therefore it is vital to use many calculators in feet, inches, pounds and kilograms. Overall this calculator is the first step towards fitness.