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Calixo

BMI Calculator

Check your Body Mass Index and see which healthy range you fall into.

Inputs

kg

Your weight in kilograms.

cm

Your height in centimetres.

Saved Scenarios

— select 2+ to compare

Your BMI

22.9

Spark says

BMI categories

How it's calculated

Formula

BMI=weightheight2BMI = \dfrac{weight}{height^2}
weight
— Body weight in kilograms
height
— Height in metres

What is the BMI Calculator?

Body Mass Index (BMI) estimates body fat from your height and weight. It is a quick screening tool, not a diagnosis.

How to use it

  1. 1 Enter your weight in kilograms.
  2. 2 Enter your height in centimetres.
  3. 3 Read your BMI and its category.

Worked examples

70 kg, 175 cm

70 ÷ 1.75² ≈ 22.9, which is a healthy BMI.

Try it

Limitations

  • •BMI does not distinguish muscle from fat.
  • •It is less accurate for athletes and the elderly.

Frequently asked questions

What is a healthy BMI?

A BMI between 18.5 and 24.9 is considered healthy for most adults.

Sources & references