body composition

(redirected from lean body mass (LBM))

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.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

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