Physical reaction to stress and polygraph

Our physical reaction can reviles what we feel. They can also revile when someone is lying. Lie detector or polygraph can identify sudden changes in physical reaction and detect a lie. Edited by Ashraf

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Tags: Physical reaction to stress and polygraph

Uploaded by: ( Send Message ) on 23-04-2009. Dnatube suggest users to have interest in drug testing, mesothelioma, insurance, medical lawyers.

Duration: 2m 57s

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