A subject's amount of water intake can significantly alter the results of a bioelectrical impedance analysis machine.

Question

Quizplus · Accepted Answer

Bioelectrical impedance analysis (BIA) measures the resistance of body tissues to the flow of a small electrical current, and since water conducts electricity, variations in a subject's hydration level can significantly affect the accuracy of the measurements, leading to altered results.

A Subject's Amount of Water Intake Can Significantly Alter the Results