BMI
conclusions vary slightly according to gender.
Here is a general summary of weight-status based on BMI.
Under
20 (19 for women) = Underweight
Between 20 and 24.99 = Normal Weight
Between 25 and 29.99 = Overweight
Between 30 and 34.99 = Obese Class
1
Between 35 and 39.99 = Obese Class
2 40 and above = Extreme (Morbid) Obesity