Everyday & Health
Body Mass Index (BMI)
Body mass index from weight and height.
Formula
Formula
BMI = mh2
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| m | body mass | m > 0 | kg | input |
| h | height | h > 0 | m | input |
| BMI | body mass index | BMI > 0 | kg/m² | result |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givenweight (kg) = 70, height (m) = 1.75
Result22.85714286
Example 2
Givenweight (kg) = 90, height (m) = 1.8
Result27.77777778