fat-free body mass


Also found in: Acronyms.

fat-free bod·y mass

(FFM) (fat'frē bod'ē mas)
Body mass, primarily of muscle and bone, devoid of storage fat; a theoretic entity that contains the small percentage of non-sex-specific essential fat equivalent to approximately 3% of body mass (located chiefly within the central nervous system, bone marrow, and internal organs).
Synonym(s): lean body mass.
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The results demonstrated that no significant difference existed between the two groups with respect to age, professional experience, weight, height, %fat, body fat, and fat-free body mass. In agreement, various international studies show similar results related to age (20,27), professional experience (15,17), body mass, height (20,27), %fat (22,27), fat mass, and fat-free body mass (5).
Hemoglobin concentration and resilience of professional soccer players residing at sea level and moderate altitude regions
At subsequent visits, the following three test meals were giveninrandomorder:(1) 25 g glucose (45 mL Glutol),(2) L-leucine + L-phenylalanine (1 mmol/kg fat-free body mass each), and (3) 25 g glucose with L-leucine + L-phenylalanine (1 mmol/kg fat-free body mass) each with 120 mL water.
Ingestion of leucine + phenylalanine with glucose produces an additive effect on serum insulin but less than additive effect on plasma glucose
During weeks with adequate sleep, they lost 3.1 pounds of fat and 3.3 pounds of fat-free body mass (mostly protein).
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Total body water is then used to estimate fat-free body mass and--by calculating the difference with body weight--body fat.
Effect of T'ai Chi Chuan on cardiovascular risk factors in dyslipidemic patients
Fat-free body mass (FFM) and fat mass (FM) were expressed in kilograms (kg).
Calcium knowledge, dietary calcium intake, and bone mineral content and density in young women
Hydration of fat-free body mass: review and critique of a classic body-composition constant.
A comparison of bioelectrical impedance and near infra-red interactance with dual energy x-ray absorptiometry for the determination of body fat. (Original Research)

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