However, BMI for people aged between 2 and 18 years has a different meaning and therefore needs different interpretation.Īs children grow, so their ratio of body fat changes – age is taken into account in order to gain a useful meaning of a child’s BMI. Furthermore, girls and boys have different body fat ratios during development and therefore the sex of the child is also important when measuring BMI.įor children and adolescents BMI categories are based on age and gender within percentile ranges. The chart below shows BMI scores and categories for a range of the most common heights and weights.Ĭalculating the BMI for children and adolescents is the same as that for adults, you can use our calculator or chart or work out BMI manually. It can be useful to view BMI categories in a tabular form – especially to see your ideal weight range.
#BODY MASS INDEX CALCULATOR CENTIMETERS PROFESSIONAL#
If you are worried about your weight then you should seek professional help and advice. These ranges do not apply to children and adolescents aged between 2 and 18 years, see BMI for children below. A BMI less than 18.5 indicates underweight (possibly caused by disease, malnutrition or eating disorders such as anorexia nervosa) and a BMI over 25 as overweight (possibly caused by poor diet choices or lack of exercise). The World Health Organisation (WHO) defines a healthy adult BMI as being between 18.5 and 25. The following categories are used to determine adult body types based on BMI scores.
![body mass index calculator centimeters body mass index calculator centimeters](https://heartfoundation-prod.azurewebsites.net/getmedia/76ffe0f6-90ff-427d-aecc-b2e7a8bf776a/BMI-calculator.jpg)
If you are concerned then speak to your doctor. Older people tend to have more body fat than younger people with the same BMI, there may be health benefits for some over 70's who fall into the 'overweight' range. You have a very athletic, muscular build. Muscles weigh more than fat and therefore for athletes BMI is unrepresentative of true fat levels. Athletes' BMI may indicate that they are overweight when they are not in reality.įurthermore: Women generally have more body fat at the same BMI as men. You are aged between 2 and 18 – Although the same method is used to calculate BMI in children and adolescents, an extra step is required to gain a meaningful value. Understanding BMIīMI is not always accurate, your BMI may not be a valid indicator of body fat if:
![body mass index calculator centimeters body mass index calculator centimeters](https://teknutrition.com/wp-content/uploads/2018/03/bigstock-204468931-1.jpg)
You can use metric or imperial measurements or a combination of the two. Use our calculator to work out your Body Mass Index. Use some reliable scales to measure your weight, remove as much clothing as appropriate before weighing yourself. Most people know their height – if you don’t know yours then ask somebody to measure you – approximate values within a few centimetres or an inch are fine.
![body mass index calculator centimeters body mass index calculator centimeters](https://diabetesknow.com/wp-content/uploads/2020/04/Body-Mass-Index-Chart-1024x603.png)
In order to calculate your Body Mass Index you need to know your height and weight. Your Body Mass Index is therefore an important reference, this page includes simple tools that you can use to calculate and monitor your BMI. Body Mass Index is also used to help establish effective drug doses – people with a higher BMI may require a higher dose of medicine. This is called the Metric BMI Formula.BMI, Body Mass Index is a measure of a person’s body shape – how fat or thin they are.īMI is calculated from a person’s height and weight which give an indication of the levels of fat in their body.īMI is not a perfect system for measuring body fat, however in most cases BMI is reliable and gives a fair indication of body fat levels.īMI is widely used, internationally by many healthcare professionals to help establish a patient’s risk of illness - especially diseases and health complaints associated with being overweight or obese. If the height is available in centimeters, it is divided by 100 to obtain the height in meters. Then the weight in kilograms is divided by the result (square of height in meters). The height in meters is first multiplied by itself (squared). This is called the Imperial BMI Formula.īody Mass Index is measured using kilograms and meters with this given equation:īMI = (weight in kilograms/(height in meters x height in meters)).
![body mass index calculator centimeters body mass index calculator centimeters](https://i2.wp.com/www.runsociety.com/wp-content/uploads/2018/01/BMI.png)
This gross result is again multiplied by 703 to arrive at the final result which is nothing but the BMI. The weight in pounds is then divided by the result (square of height in inches). The height in inches is first multiplied by itself (squared). Imperial Body Mass Index (BMI) Formula: Body Mass Index is measured using pounds and inches with this given equation:īMI = (weight in pounds/(height in inches x height in inches)) x 703