Body fat buttock circumference x 105 abdominal circumference x 090 forearm circumference x 300 190 the individual participates in more than 240 minutes of vigorous activity per week for information on proper technique and procedures for taking girth measurements click here. The girths are measured with the tape perpendicular 90 degrees to the length of the bone or body segment. Equations derived from nutrition weight control and exercise f. This measurement includes all of the elements of your body bones blood organs muscles and fat. Girth measurements are determined to the closest line marking ie. The males require girth measures of the neckand abdominalgirth.
As a general risk factor there are girth measurements that are used as a guideline to show an increased risk of heart disease. A quick google search will reveal a number of different ways to measure body mass and composition. Mcardle 2nd ed 1983. If a plastic or cloth tape is used it should be checked regularly against a metal tape as others may stretch over time. There are different formula for males and females. Beneath the skin is a layer of subcutaneous fat and the percentage of total body fat can be measured by taking the girth measurements at selected points on the body with a measuring tape.
Girth measurements can be used in determining body size and composition and to monitor changes in these parameters. This tool allows you to find your body fat lean mass and fat mass with girth measurements. There are formula from the us department of defense to compute body fat percentage using girth measurements and height. Measuring body fatpercentage is an easy method of discovering correct body weight and composition. At any rate these 9 indicators are some of the most important factors to consider. What makes this calculator so great is that it is easily usable by so many people in the general population.
There are several types of assessments to find a persons body composition. Fraction of an inchcm. Weight is an overall measure of your body mass. The goal is to obtain the measurement of perimeter of the body part with the tape in contact with but not depressing the skin. Predicting body fat from girth. The females require girths of the neck waistand hip.
Flexible metal tape measure and pen for marking the skin. Body composition has. The average american man 20 years old and up weighs 1979 poundsthe average waist circumference is 402 inches and the average height is just over 5 feet 9 inches about 691 inches tall. Waist girth greater than 102 cm men and greater than 88 cm women waist to hip ratio greater than 095 men and greater than 086 women waist to hip ratio. Measurement of body size is mostly centered on circumference which provides general representation of body composition for both male and female tran weltman 1989.