Adolphe Quetelet
1796 -1874
The Body Mass Index(BMI) formula was developed by Belgium statistician Adolphe Quetelet (1796-1874), and was known as the Quetelet Index. BMI is also referred to as 'body mass indicator'. BMI is an internationally used measure of obesity.
How to calculate BMI - for users who wish to manually calculate BMI we have provided a bmi formula for both imperial & metric measurements. (online BMI Calculator).
Body mass index calculation is very straightforward. Calculating body mass index requires only two measurements, height & weight.
Imperial BMI Formula
The imperial bmi formula accepts weight measurements in pounds & height measurements in either inches or feet.
(weight in pounds * 703 )
BMI = ————————————
( lbs/inches² ) height in inches²
Metric Imperial BMI Formula
The metric bmi formula accepts weight measurements in kilograms & height measurements in either cm's or meters.
weight in kilograms
BMI = ————————————
( kg/m² ) height in meters²
BMI Categories:
- Underweight = Below 18.5
- Normal weight = 18.5–24.9
- Overweight = 25–29.9
- Obesity = BMI of 30 or greater
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