body composition
(redirected from fat-free body mass FFBMFFM)body composition
the relative proportions of protein, fat, water, and mineral components in the body. It varies among individuals as a result of differences in body density and degree of obesity.
body composition
A physical fitness term for the percentage of fat, bone and muscle in the body, of which fat is of greatest interest. Healthy adults males have 6% to 24% fat; healthy adult females have between 14% and 31% fat.bod·y com·po·si·tion
(bod'ē kom-pŏ-zish'ŭn)An estimate of the proportions of major components of a living body, as water, nitrogen, sodium; more specifically, the proportion of lean body mass to fat.