Health
BMI calculator
Calculate body mass index (BMI) from weight and height, including standard BMI categories.
Enter Weight and Height to calculate BMI and Category. Results update instantly as you type. Use the unit dropdowns to switch units. Try an example preset to sanity-check the tool.
About this tool
- Inputs: Weight, Height
- Outputs: BMI, Category
- Units: Use dropdowns to convert where available.
References
- BMI definition: weight (kg) / height (m)^2.
- Categories commonly used in public health guidance.
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