Keto Pro Avis Another among the tip that should be confusing may be the term BMI or bmi. What a body mass index is, is when you begin body fat that you have already. There is usually an index of simply how much fat a healthful person will probably have. This scale will also help you to determine the actual quantity of body fat that you'll have to lose. Your BMI are compared various times as a way to track how well you're progressing or lack thereof. Clinically obese ensures that you are believed to be overweight. Extremely overwieght means that you are dangerously fat.