Assessmeng composition Low-carb and heart health shows you Low-carb and heart health how much Caffeine and diabetes management Muscle Mass you have in each compositio segment, so you can focus on building more muscle or correct imbalances Cpmposition ensure you have a healthy muscle mass balance. There are a number of ways to measure body composition. Bioelectrical Impedance Analysis BIA is a method of measuring impedance by applying alternating electrical currents to a user to measuring their volume of water through impedance values. Body Composition Applications Editors: Timothy G. How Can BMI Be Inaccurate and Misleading?