And now the medical community is trying to help make the polygraph accurate. Check out this link:
http://www.cbsnews.com/stories/2005/10/31/health/webmd/main997173.shtml
Lets see whats happens when you eat something before you take this test ..... enjoy as the BS goes on.
I wonder how many polygraph supporters are reading this article and thinking, "That's ridiculous! How can a stomach sensor let you know what someone is thinking?"