With the imperial BMI formula, you then multiply the resulting figure by 703. In both cases, you divide your weight by your height raised to the power of 2. If you’re pregnant, you shouldn’t use BMI as a metric. Body Mass Index is calculated using either the metric or imperial BMI formula. Adults of South Asian heritage, for example, with a BMI of 23, which is generally considered healthy, may have a higher risk of some health concerns, such as diabetes. Your ethnic background can also influence your chance of developing certain diseases. When determining if you’re a healthy weight, healthcare providers may consider other indicators in addition to your BMI.īecause muscle is substantially denser than fat, people who are extremely muscular, such as heavyweight boxers, weight trainers, and sportsmen, maybe at a healthy weight while having an obese BMI. The BMI calculation takes into account age, gender, height, and weight for children and young people aged 2 to 18.īelow 18.5 – you’re in the underweight rangeīetween 18.5 and 24.9 – you’re in the healthy weight rangeīetween 25 and 29.9 – you’re in the overweight rangeīetween 30 and 39.9 – you’re in the obese rangeīMI considers natural differences in body shape to determine a healthy weight range for a given height. The optimum BMI for most persons is between 18.5 and 24.9. A BMI of 25 suggests that you weigh 25 kilograms per square meter. If your BMI is above or below the normal range but you consider yourself to be of normal and healthy weight for your height, chat with your doctor about any potential health concerns.
Enter your measurements and click ‘calculate’ for your body mass index. The Body Mass Index (BMI), is a metric that analyzes your height and weight to determine whether or not you are at a healthy weight.Ī person’s BMI is calculated by multiplying their weight in kilograms by their height in meters squared. BMI is calculated by dividing your weight in kilograms by your height in metres squared.