Weight categories can be classified even further. It’s recommended that you speak with your doctor as your health may be at risk if you do not lose weight. BMI of 30 and above - ObeseĪ BMI of 30 or above is categorised as obese and indicates that you are heavily overweight. It’s recommended that you speak with your doctor as your health may be at risk if you do not lose some weight. If your BMI value is between 25 and 29.9, this indicates that you are overweight in relation to your height. It’s advisable to try and maintain this healthy weight by doing so, you may lower your risk of developing serious health conditions. If your BMI is between 18.5 and 24.9 it suggests that you are a normal or healthy weight for your height. BMI of 18.5 to 24.9 - Normal or Healthy weight Your doctor will be able to provide more advice. The weight categories on the BMI index are the same for all adults, both men and women, and are as follows: BMI of less than 18.5 - UnderweightĪ BMI under 18.5 would suggest you are underweight and may need to gain a little weight. If you’ve calculated your BMI manually, you’ll need to be able to interpret your BMI figure to find out your weight category. With this information, you can monitor your BMI regularly to make sure you don’t fall into the higher risk categories of being under or overweight. You would follow this down and find that your BMI is 23 and within the healthy BMI range.Ĭharts, tables and graphs help you clearly see whether you sit towards the upper or lower end of the weight category. So, for a weight of 118 pounds, the nearest column is 120 pounds. On this chart, you will see that weight increases in twenty-pound increments. It displays BMI as a function of weight on the vertical axis and height on the horizontal axis and uses colour coding for different BMI categories.įind your height on the bottom and your weight at the side of the graph and then follow each until you find their meeting point – this is your BMI.įor example, if you’re 60 inches or 5ft in height and weigh 188 pounds. This chart allows you to use either metric or imperial height and weight measurements to find your BMI and weight category. For example, if you are 60 inches tall and you weigh 118 pounds, you can follow that up to see that your BMI is 23, and you fall into a normal weight category.Īlternatively, you could use a BMI graph like this one. You can then follow this figure to see your BMI value and weight category. To use this table, you just need to find your weight in the left-hand column and then follow it across to find your height. A BMI graph, table or chart are also excellent to use as a BMI checker if you’re trying to lose weight and want to monitor your progress. BMI ChartīMI charts are helpful as they give you a visual illustration of your BMI in relation to the general population and show you your weight category. Most calculators will also indicate the weight category your BMI measurement falls within. x 703 = 24.96 (BMI of 24.96) BMI calculatorĪn online body mass index calculator uses the same formula but provides a quicker and simpler way to determine BMI.Īll you need to do is simply enter your weight and height in either imperial or metric measurements into the BMI calculator, and it will calculate your BMI for you. If you’re 5’5” (65 inches) in height and 150lbs in weight, your BMI calculation would be: The imperial BMI formula is your weight in pounds (lbs) divided by your height in inches, squared, and then you multiply this figure by a conversion factor of 703.īMI = x 703 If you are 1.75m in height and 75kg in weight, your BMI calculation would be:ħ5kg / (1.75m²) = 24.49kg/m² (BMI of 24.49) The metric formula for BMI is weight in kilograms divided by height in meters squared. You use the same formula whether you’re working out BMI for men or BMI for women. There are two BMI calculation formulas to calculate BMI, depending on whether you’re using metric or imperial measurements. You can use a Body Mass Index calculator, work it out manually using the BMI formula, or look at a BMI graph or chart. You can use several methods to calculate your body mass index using metric or imperial figures. Today, the BMI scale remains a simple and expensive way to classify people according to their weight category so that they can be screened for various health conditions.īMI is calculated using your height and weight measurements to estimate your level of body fat and indicates if you are within a healthy weight range. Belgian statistician, Adolphe Quetelet, first developed the BMI (Body Mass Index) in the 1800s.
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