BMI Calculator formula source
For BMI Calculator, the metric formula is weight in kilograms divided by height in metres squared, matching the CDC formula.
Calculate BMI with the browser-side formula documented on this page.
For BMI Calculator, the metric formula is weight in kilograms divided by height in metres squared, matching the CDC formula.
For BMI Calculator, use the exact units printed beside every field; the implementation performs no automatic unit detection or conversion.
For BMI Calculator, the arithmetic can be calculated for any positive height and weight, but adult BMI interpretation differs from BMI-for-age assessment for children and teenagers.
Worked input: Weight (kg) = 70; Height (cm) = 170 BMI Calculator expected result: 24.22 BMI To verify BMI Calculator, reproduce its worked example and compare the displayed or downloaded health estimate with the stated expected result. When BMI Calculator returns a file, open the download and inspect every affected page or image.
For BMI Calculator, bMI does not distinguish fat, muscle, and bone or show fat distribution, and it is interpreted differently for children and adults.
For BMI Calculator, the result is general information only, not a diagnosis, treatment plan, medical device output, emergency service, or substitute for individualized advice from a qualified health professional.
BMI Calculator runs the formula operation in the current browser session. BMI Calculator reads and processes the supplied values in the current browser and does not submit them to an application endpoint. Browser extensions, device security and any manual sharing or download from BMI Calculator remain outside the tool’s control.
Continue the workflow
BMI Calculator is part of the Health Tools section. Use the nearby pages below when the same job needs checking, cleanup, conversion, formatting, or a different output before you finish.