Welcome to our BMI calculator! Body mass index (BMI) is a measure of body fat based on height and weight and can help determine if you are underweight, normal weight, overweight or obese. Your BMI can be used as a helpful guide for determining your healthy weight range for your height.

Just enter your weight and height in the calculator below and get your results instantly!

Note: Choose Imperial for feet / inches & lbs (14 pounds = 1 stone) or Metric for cms & kgs.

BMI Calculator
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Guidelines

A BMI score of less than 18.5: This falls in the underweight category.

A BMI score of 18.5 to 24.9: This is in the normal BMI range. You are a healthy weight for your height.

A BMI score of 25 to 29.9: This is in the overweight (pre-obese) BMI range. You may be at risk from developing weight-related problems such as cardiovascular disease and diabetes.

A BMI score of 30 or greater: This is in the obese BMI range. You are at risk from developing weight-related problems such as cardiovascular disease and diabetes.