>>88344864Obviously you can't get an exact BMI without knowing a character's exact weight and height, but if you've looked at and compared real women of varying heights and weights and then calculated their BMI, or have looked at weight loss pictures like I have, you'd have a good grasp of whether or not someone is underweight, normal, overweight, or obese.

A 5'4" woman only has to be 180 pounds to have a BMI of 30, which would make her obese. If you compare bodies a lot, you'd have a basic idea of how much a person has to weigh to have a certain amount of fat on their body.