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BMI Calculator

Calculate your Body Mass Index and check your health category.

✓ FreeNo signupWorks in browser

Weight (kg)

Height (cm)

BMI Reference

Severely Underweight0 – 16

Underweight16 – 18.5

Normal weight18.5 – 25

Overweight25 – 30

Obese Class I30 – 35

Obese Class II35 – 40

Obese Class III≥ 40

About this tool

BMI Calculator — Calculate your Body Mass Index and check your health category. This tool runs entirely in your browser. No data is sent to any server. Free to use, no account required.