The Body Mass Indicator
The BMI (Body Mass Indicator) is used by the medical profession to quickly and simply determine a person's weight in regard to their height. From a straight forward calculation the BMI factor can be gained and gives a measure which can be used to determine if a person is underweight, of normal weight, overweight or Obese.
Using the BMI calculator
Enter your height and weight using the input boxes below. You can enter height and weight in either Feet and Inches or using the metric units of metres and kilograms. Once you have entered your details press the 'Calculate' button to determine your BMI number.
Using your BMI number
Once you have your BMI number look at the table below to determine if you are underweight, normal, overweight or obese.
BMI number |
|
Less than 20 |
Underweight |
Between 20 and 25 |
Normal |
Between 25 and 30 |
Overweight |
Over 30 |
Obese |
Many people who are overweight never develop diabetes. But you are more likely to develop diabetes if you are overweight.


