Calculate your body mass index (BMI) to determine if you are at a healthy weight for your height. Simply fill in the fields below.

The BMI provides useful guidelines to a healthy body height to weight ratio. Effective ways to achieve and maintain a healthy body weight include getting regular exercise and a healthy nutrition. You can browse to find the best prices on fitness equipment such as elliptical machines, treadmills, and exercise bikes as well as nutritional products such as vitamins, antioxidants and other nutritional supplements.

Enter your body weight
Enter your height
Calculated BMI number =
BMI Classification =

The BMI classification is calculated by dividing the athletes weight in kilograms by the square of his height in meters (i.e. height times height)

Health Risk Classification According to Body Mass Index (BMI)


BMI Category (kg/m2)

Risk of developing health problems


< 18.5


Normal Weight

18.5 - 24.9



25.0 - 29.9


Obese class I

30.0 - 34.9


Obese class II

35.0 - 39.9

Very high

Obese class III

>= 40.0

Extremely high

You can also calculate your BMI using this formula:

BMI = weight (kg)/height(m)2

Note: For persons 65 years and older the 'normal' range may begin slightly above BMI 18.5 and extend into the 'overweight' range.

Source: Health Canada. Canadian Guidelines for Body Weight Classification in Adults. Ottawa: Minister of Public Works and Government Services Canada; 2003.