Of course, the whole idea of the BMI is MORONIC! It deals with your height and total weight. It would basically say that arnold swarzenegger in his prime was very unhealthy. There is NO accounting for muscle or fat. Some people have undergone leg extensions. Such a thing would make their BMI LOWER and those make them appear healthier, even though they are more likely to be LESS healthy. A muscle wasting disease would make you appear healthier also.