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Polygraph Test Definition, History & Accuracy

Billy Joe Jim Bob on Instagram: "polygraph, commonly known as a lie detector, measures physiological responses like heart rate, breathing, and sweat gland activity to assess potential deception. While it's often used in law enforcement and other settings, its accuracy is debated, and results are not always admissible in court. Here's a more detailed look: How it works: Physiological Measurements: The polygraph records various bodily functions, including respiration (breathing), cardiovascular ac