Lie detectors work because psychological stress causes a predictable,consistent physiological response.

Question

Quizplus · Accepted Answer

Lie detectors, or polygraphs, measure physiological responses such as heart rate, blood pressure, and sweating, which can vary widely among individuals and situations. These responses are not uniquely or consistently linked to lying, making the interpretation of results subjective and not reliably indicative of deception.

Lie Detectors Work Because Psychological Stress Causes a Predictable,consistent Physiological