Body Mass Index (BMI)

Click to Enlarge

A number of different indices have been created to quantify obesity, including the Ideal Body Weights (derived from the 1983 Metropolitan Life Insurance Company tables) and the Body Mass Index (BMI).

The Body Mass Index (BMI) has proven to be the best indicator of obesity.

An individual is considered overweight when BMI exceeds 25, obese when BMI exceeds 30, and morbidly obese when the BMI exceeds 35, which is usually equivalent to 100 pounds over ideal body weight. Super obesity occurs when an individual is 200 pounds over ideal body weight.

As a matter of convenience, we have provided an automatic calculator here:

Your Weight: lbs.

Your Height: Ft. In.

Your Body Mass Index is:

According to the Panel on Energy, Obesity, and Body Weight Standards published by the American Journal of Clinical Nutrition, Your Category is:

The BMI is calculated by the formula:

BMI = [Weight (in pounds) ÷ Height (in inches) ÷ Height (in inches) ] x 703

In other words, start by dividing your weight (in pounds) by your height (in inches), divided by your height (in inches) again, and then multiply this result by 703. For the Metric System, the calculation is as follows;

BMI = [Weight (in kilograms) ÷ Height (in meters) ÷ Height (in meters)]

Obesity Overview | Obesity and Health Problems | BMI

Current News

The following information provides instructions and information for before and after weight loss surgery.

Download Manual

Always consult you doctor (surgeon) and/or registered nurse dietician before making any changes to your diet.

Our Support Group

Our Support Group is open to anyone that has had surgery for obesity and would like support. Info Sessions are for anyone interested in learning more about surgical treatment for obesity.