Body Mass Index Calculator

Use the calculator below to calculate Body Mass Index for adults ages 20 to 65 years of age.

Body Mass Index (BMI) is a number calculated from a person's weight and height. BMI provides a reliable indicator of body fatness for most people and is used to screen for weight categories that may lead to health problems.

underweight
Underweight
normal
Normal Weight
overweight
Overweight
obese
Obese
extremely obese
Extremely Obese
: lbs
: in
 

*BMI categories may over or underestimate true body mass proportions in some cases. BMI may over-estimate body fat in individuals with a higher than average muscular build. BMI may underestimate body fat in older persons or those who have a lower than average amount of muscle.

**Disclaimer, data entered to calculate BMI is not stored by this site, it is for displayed for educational purposes only.

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