Let’s see the example below of the PI formula for an individual using USC: BMI records uncharacteristic high or low body fat levels for someone on the extreme ends of the height and weight spectrum. While PI is more reliable for use with very short or tall individuals. BMI is an excellent tool for large populations, but it is not very reliable for the leanness of fatness in individuals. However, there is a huge difference between them: the cubing rather than squaring of height in the formula. PI is similar to BMI because these indexes measure leanness or corpulence based on weight and height. If you are concerned about the differences between PI and BMI, This section is for you. Let check the example below:įor example, Your weight is 72.57 kg and your height is 1.78m then your BMI = 72,57/1.78 2 = 22.9 Kg/m 2įor example: Your weight is 160 lbs and your height is 70 inches then your BMI = 730 x 160/70 2 = 22.96kg/m 2 What is the Ponderal Index (PI)? It is in the International System of Units (SI) and the US customary system USC using the 5’10”, 160-pound individual. Hence, I will show you the equation used for calculating BMI. You might be curious about how to calculate the body mass index. BMI Formula – How to Calculate The Body Mass Index Nowadays, there are so many types of webs, tools allowing you to enter your weight and height using the standard measures, and by some simple procedure, you can get a BMI index quickly. What is a BMI Calculator?īMI calculator is the formula for measuring body fat based on health and weight, which applies to adults and children. It is recommended that some Asian groups should concern overweight if their BMI is from 22-25 and obese with a BMI of 26-31.īMI might not be the correct reflector of body fat since muscle mass will drop, and body fat will rise in the older adults. That means their health risks will increase at lower BMI since the intra abdominal fat is connected to heart disease development and type 2 diabetes. However, it will happen to those who do high levels of workout, much more than average.Īsian people tend to accumulate intra-abdominal fat deep inside the stomach rather than under the skin, at a lower BMI than Caucasian people. If you are muscular, your level of body fat might be lower than BMI predicted. Normally, body mass index will not apply to pregnant As a study in Britain, it is indicated that females at the age of 12-16 will have a higher BMI than boys of the same age by 1 kg/m1 on average. BMI is compared against the percentiles for kids and teens of the same sex and age. CategoryīMI calculator is calculated similarly as adults but compared to particular values for other children of the same age. BMI for Children and Teenagers From 2 to 20ĬDC suggested BMI categorization for children and teenagers from 2-20 years old. Over 30 is within obese categories, which are not suitable for health. Losing a small amount of weight to make it as the healthy range would be what you need to do at this time. In case your BMI is between 25 – 29.9, you are in the overweight range, which is not suitable for your health. You should maintain that index and do not put on weight even if you get older. If your BMI is between 18.5 – 24.9, you are in the healthy weight category. When your BMI is under 18.5, it is within the underweight range, which might not be ideal for health. In general, for most people, the following rule applies: It is also based on BMI values for adults. Indeed, you will find what you want correctly from the World Health Organization’s recommendation. If you want to see the different categories, you can check the below table based on the calculator’s BMI.Īccording to National Center for Health Statistics,īMI- being less than 18.5 kg/m² will be underweightīMI – from 18.5 to 24.9 kg/m² are healthyīMI- from 25 to 30 kg/m² (Someone with a BMI belonging to this range will have a high risk of type II diabetes, cardiovascular, and hypertension.īMI- From 30kg/m² or greater will be obesity and those with this high BMI or more will be at a higher risk of diseases.īMI- from 40kg/m² or greater will be in extreme obesity Bmi Charts BMI Table and Chart for Adult BMI calculator is a helpful indicator to know if you need to process any other activities. Overweight and underweight can bring significant health effects, so although BMI is not the best measure of a healthy person.
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