Metabolic rate (the number of calories you might burn in a day if you are inactive). There's also a good section about BMIĪs well as BMI, this website also features a BMR calculator that allows you to calculate your basal Some alternative methods to BMI, including the waist-hip ratio, are discussed in our article, 5 alternatives to BMI. For this reason, BMI is not an indicator of obesity on its own. So, someone who has a very muscular physique (a body builder, for example) may have a high BMI without having excess fat. It is important to remember that BMI measurements do not make a distinction between whether you are male or female, whether you have a large or small body frame, whether you have high muscle mass and the areas in which fat isĭistributed around your body. Reference: The practical guide: identification, evaluation, and treatment of overweight and obesity in adults - National Institutes of Health (NIH), National Heart, Lung, and Blood Institute (NHLBI).
Using a BMI calculator such as the one on this page, you enter your weight and height measurements.īelow are the BMI classifications for men and women established by the World Health Organization (WHO) and endorsed by leading organizations of The body mass index calculator measurement is the calculation of your body weight in relation to your height and is commonly used as an indicator of whether you might be in a risk category for health problems caused by your weight. Interactive BMI chart is also available to use. Learn more about how to use these formulae with our in-depth article on the BMI formula. Our Body Mass Index (BMI) Calculator calculates your BMI index, a measurement of body fat based on height and weight. The official formula for BMI was devised in the 1830sīy Belgian mathematician Adolphe Quetelet. Note that you can convert between units of height with our height converter or our cm to feet converter. Divide your weight (kg) by your height (m).Multiply your answer from part 2 by 703.Divide your answer from part 1 by your height again.Divide your weight (lb) by your height (in).The actual calculation is your weight (in kilograms) divided by your height (in metres. If you need to convert between units of weight, use our kilos and pounds converter. What is BMI The Body Mass Index (or BMI) is a way of seeing if your weight is appropriate for your height. Use these, you ensure that your units are in the same unit system (metric or imperial) and the correct corresponding unit. If you wish to calculate your BMI manually rather than using the BMI calculator, I've included some simple instructions and formulae below. With the imperial BMI formula, you then multiply the resulting figure by 703. In both cases, you divide your weight by your 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.Body Mass Index is calculated using either the metric or imperial BMI formula. 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. It is based on the results of the most comprehensive study published so far on the. The SBMI an index that has been developed four years ago especially for this calculator serves for this purpose. This is because BMI does not take into account whether the weight is carried as muscle or fat, just the number. This calculator computes the body mass index and rates it appropriately for men, women, children, juveniles and seniors. 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.
Body Mass Index is a simple calculation using a person’s height and weight.