Height (meters) :
Weight (kg) :

A crude measure of body fat.


Formula :
Mass (kg) / (height(m) squared)
Explanation of Result :

Category BMI range
Severely underweight < 16.0
Underweight 16.0-18.5
Normal 18.5-25
Overweight 25-30
Obese Class I 30-35
Obese Class II 35-40
Obese Class III >40

* Please verify all calculations prior to clinical use.

References

  • Keen H, Thomas BJ, Jarrett RJ, Fuller JH. Nutrient intake, adiposity, and diabetes. Br Med J. 1979 Mar 10;1(6164):655-8. PMID: 435710.