⚖️ BMI Calculator — Body Mass Index

Find your BMI — is your weight in the healthy range?

BMI (Body Mass Index) = weight (kg) ÷ height² (m). Enter your height and weight to instantly find out whether you are underweight, normal, overweight or obese.

How to Use?

  1. Enter height in cm and weight in kg.
  2. Press Calculate.
  3. See your BMI value and category.

BMI Categories (WHO)

BMICategory
Below 18.5Underweight
18.5 – 24.9Normal
25 – 29.9Overweight
30+Obese

Frequently Asked Questions

What is BMI?
Body Mass Index — an estimate of weight relative to height, showing whether your weight is in the healthy range.
What is the ideal BMI?
18.5 to 24.9 is considered normal.
Is BMI accurate for everyone?
For athletes and people with high muscle mass, BMI can be misleading — consulting a doctor is better.

Last updated: 30 September 2026 · Category: Calculators