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Bariatrics and Weight Loss

BMI Calculator

BMI Calculator

Calculate your BMI using our online interactive BMI Calculator in a few easy steps.

The formula for calculating obesity is body mass index (BMI).

BMI=weight (kg)/height (m2)

Weight (in kilograms) divided by the square of height (in meters).

  • A healthy BMI is about 18-25
  • A BMI result of 30 or more signals obesity
  • A BMI of 40 or more is morbid obesity

Please try our Body Mass Index (BMI) Calculator (below):

Enter your Weight: (lbs.)

Enter your Height: (ft.) (in.)




For more information

Saint Thomas Midtown Hospital
CALL (615) 284-2400

Saint Thomas Rutherford Hospital
CALL (615) 396-4965