To determine if you’re at a healthy weight, enter the following information and calculate your body mass index (BMI).

BMI calculator
  • Weight (lb):

    Height (feet):

    Height (inches):

  • Weight (kg):

    Height (cm):

What your BMI results mean

underweight person
Underweight ( BMI less than 18.5)

People with a BMI less than 18.5 are underweight and may suffer consequences from malnutrition. A low BMI can also indicate eating disorders. These people need to change their diets so they get all needed nutrients from food and accomplish weight gain.

normal bmi
Normal range (BMI 18.5-24.9)

Congratulations! People with a BMI in this range are considered to have a healthy weight. But to see the whole picture you have to check your body fat percentage. If it turns out normal for your age as well, you can consider yourself to have a healthy weight.


overweight person
Overweight (BMI 25-30)

A person with a BMI between 25-30 is considered overweight and could suffer from health risks associated with overweight like hypertension, high triglyceride levels, diabetes, stroke, coronary heart disease, … A weight loss plan should be considered. If you are very fit and lean or have a large and heavy bone structure you should calculate your body fat percentage to see if your weight is due to muscles or fat. If you have more muscles than fat you shouldn’t be concerned about the overweight classification. Inform yourself about the limitations of BMI calculation.

obese person
Obese (BMI greater than 30)

People who have a BMI higher than 30 are considered obese. There are different categories of obese – Obese I (BMI 30-35), Obese II (30-40) and Morbidly obese (BMI greater than 40). People in the obese category should change their diets and start an exercise program to reduce their body weight. Most people in this category suffer from several health risks associated with too much body fat.