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bioelectric impedance analysis |
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bioelectric impedance analysis (BIA) [-ilek′trik] a method of measuring the fat composition of the body, compared to other tissues, by its resistance to electricity. Fat tissue does not conduct electricity. Muscle and bone are poor conductors. The method is reported to be 95% accurate, depending on body water content, which may fluctuate with exercise, diet, sweating, and use of alcohol or drugs. See also total body electric conductivity (TOBEC). How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Bioelectric impedance analysis is useful only to measure overall body composition and cannot generate regional body composition data. The study of primary school children found the most accurate method for determining a child's risk of obesity was using what is known as a bioelectric impedance analysis, where a harmless A comparison of total body water analyses: bioelectric impedance analysis versus the tritiated water method. |
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