During pregnancy and lactation, a woman's body composition changes, so using BMI is not appropriate.įor more information, visit Health Canada's Canadian Guidelines for Body Weight Classification in Adults. Those with a lower muscle mass, such as children who have not completed their growth or the elderly who may be losing some muscle mass may have a lower BMI. Those with a higher muscle mass, such as athletes, may have a high BMI but not be at greater health risk. This is because BMI does not take into account whether the weight is carried as muscle or fat, just the number. Who shouldn't use a BMI calculatorīMI is not used for muscle builders, long distance athletes, pregnant women, the elderly or young children. The formula is BMI = kg/m 2 where kg is a person’s weight in kilograms and m 2 is their height in metres squared.Ī BMI of 25.0 or more is overweight, while the healthy range is 18.5 to 24.9. This digit is then used as the denominator of a fraction. First, the person hood’s height is multiplied by itself.

Use the BMI Calculator or BMI Tables to estimate your body fat. It may underestimate body fat in older persons and others who have lost muscle.

Although BMI can be used to assess the weight status of most men and women, it does. This is the simple way of putting it, there are specifics that may be delved into to find the proper equation. Although BMI can be used for most men and women, it does have some limits: It may overestimate body fat in athletes and others who have a muscular build. Body Mass Index, or BMI, is a persons weight in kilograms divided by the square of his/her height in meters. Click the Calculate button and your BMI will be generated. Body Mass Index is a simple calculation using a person’s height and weight. To ascertain what a person hood’s Index is, one needs to divide the person hood’s weight by their height.

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