Body mass index or BMI help to estimate the amount of fat in the body according to weight and height. It gives a numerical value that shows weight regarding height. Doctors measure it regularly during checkups.
Because of changes with age they compare the results with standard curves for particular sex. Such charts show ranges of BMI and the weight groups that you fall into. Those groups are usefull for quickly estimate your shape.
What is BMI and how to use it
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Also it shows whether weight can grow risk of diseases.
For men there are several ways perform BMI-calculation. You can use an online calculator or compute yourself according to the formula BMI = (703 × weight in pounds) / (inches of height × inches of height). Other option is consult chart.
Calculator for adults above 20 years commonly gives only approximation. Suffice to enter height weight and click «to count». Free utility then points the number and classify it according to data of WHO and CDC for adults and children.
Up in the chart shows the BMI-value. Below it shows the weight category. Here underweight normal overweight or obesity.
At adults above 20 the groups depend only on the BMI no of age sex or race. Between 18.5 and 25 kg/m² it signals a normal weight. Under 18.5 kg/m² you considers underweight.
According to specialists 18.5 until 24.9 are healthy range for adults. For find category search your height in inches walk to your weight in pounds later upward to the BMI and group.
BMI operates as a test. Value 30 no precises obesity. For instance 5’9” 20-year-old male weighing 180 pounds with almost 25 % body fat has BMI 26.6.
For a 5’8” man the chart points 130 until 165 pounds. It errs at muscular folks. A lifter can appear overweight according to the chart although without fat.
Here because of that it does not consider muscle strength. Even squares in the chart can motive help.
