BMI Calculator

Body Mass Index (BMI) is a measure of body fat based on height and weight.

About BMI

BMI is a widely used measure to categorize people into weight categories. While it doesn't directly measure body fat, it provides a general indication of whether your weight is appropriate for your height.

Did you know?

  • BMI was invented by Adolphe Quetelet in the 1830s, originally called the "Quetelet Index"
  • BMI is not a direct measure of body fat - athletes with high muscle mass often have "overweight" BMI readings
  • The BMI categories were arbitrarily set by insurance companies in the 1970s, not by medical research