body composition(redirected from lean body mass (LBM))
body compositionA 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.
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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.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012