Except for the pre treatment hume formula was not statistically different than. All pre and post treatment lean body mass calculated using the three different tested formulae were significantly higher than calculated with ct p00001. How to calculate lean body mass lbm to estimate the lean body mass aka. Lean body mass lbm is a part of body composition that is defined as the difference between total body weight and body fat weight. Let your waist measurement be 34 inches and let your weight be 179 pounds for this example. Head and neck cancer hnc patients lose a significant amount of lean body mass and adipose tissue mass while undergoing radiation therapy p00001 for both.
Calculating lean body mass provides an important measurement for anyone trying to transform or stay fit. Methods of measuring lean body mass have evolved greatly in the past decade. Calculate your lean body mass with the following equation if youre male. Lean body mass weight x 1082 waist x 415 9442. Subtract that from your total weight to get your lean body mass. Lean body weight lbw the calculator uses the us.
It doesnt matter if you calculate your weight using pounds or kilograms as long as you use the same measurement throughout your calculations. Instead the body fat percentage which is the complement is computed and is typically 1040. This means that it counts the mass of all organs except body fat including bones muscles blood skin and everything else. A higher overall body percentage has been linked to an increased risk for common diseases including diabetes high blood pressure and other cardiovascular risks. This easy to use tool removes the guesswork and keeps it simple. For men imperial metrics inches the formula is 3.
Roubenoff r1 kehayias jj. The meaning and measurement of lean body mass. Lean body mass is the amount of weight you carry that isnt body fat. 1usda human nutrition research center on aging tufts university boston ma 02111. A measurement of the ratio of fat mass versus lean tissue including muscle bone ligaments tendons and other organs. In this case 200 40 160lbs of lean body mass.
Lean body mass fat free mass body fat and body mass index are just some of the ways to understand and measure your body yet they are each quite different from one another. 8601 x log 10 waist neck 70041 x log. For starters if youre on a weight loss journey its particularly helpful to know the difference between body mass and body fat. Lean body mass plus body fat equals body weight the percentage of total body mass that is lean is usually not quoted it would typically be 6090. Navy method body fat formula and then subtracts the fat percent from the total mass to produce the final estimatethe body fat percent formulas used are as follows. You have a lean body mass of 179 x 1082 34 x 415 9442 147 lb.