Do you weigh too much or too little? If you are over 15 years old, you can determine this by computing your Body Mass Index (BMI). BMI is computed by taking your weight in kilograms, and dividing by the square of your height in meters.

	Computation using metric values (kilograms and centimetres)			Computation using imperial values (lbs, feet and inches)
	Input your height in centimetres:			Input your height in feet:
				and inches (no decimals):
	Input your weight in kilograms (no decimals) :			Input your weight in lbs. (no decimals)
	Your BMI is:			Your BMI is:

You have a better chance of living a long and healthy life if your BMI is between 20 and 24. Interpretation of Body Mass Index for Adults:
below 16	serious anorexia
16-17.4	underweight, anorexia
17.5-20.0	normal weight
20.0-24.9	normal weight, longest life expectancy
25-29.9	overweight
30-34.9	obesity
above 35	grave obesity
Note: Very well-trained people can have a somewhat higher BMI than other's without being overweight.

Body Mass Index (BMI) for children

Compute the BMI for the child in the same way as for adults, using the tool above, and apply the BMI to the age of the child in the diagram below.