Adult BMI Calculator
Calculate BMI from kilograms and centimetres using adult screening categories.
How to use this tool
- Enter values or select a file in the labelled controls.
- Select the action button and review the result.
- Copy the result or use its download control when available.
For adults aged 20 and older. BMI is a screening measure, not a diagnosis or a personal weight target. These adult categories do not apply to children; pregnancy and individual body composition require different interpretation.
Processing takes place in this browser. Your entries are not sent to a conversion service.
Reference: CDC adult BMI categories