No efj
This is done freely in all states , as the government do it.
No. Not even slightly possible. Lie detector results are not proof either though. If your s/o is insisting on you taking a lie detector test to prove you're not sleeping around then take my advice and ditch the ho/a55hole ;-)
Lie detector tests are not 100% accurate and although given by law they are not admissibly in a court of law and using a lie detector is not used for public use; therefore it would not make any point for your wife to take a lie detector test. Hypothetically, if your wife did cheat she would probably decline taking the test.
California
yes people can it actually detects how nervous u are not really a lie detector
A lie detector test follows you pulse, if you are asked a question and your heart rate rises or falls then it will be a lie. If you can regulate your pulse you cannot be detected on a lie detector
they cost around £500-1500 but be careful there has been scientific evidence suggesting that at best there only 87% correct and possibly only 50% ie you'd be as good tossing a coin. a good body language book would help if you study it well apparantly body language rarely fails.
The cast of Lie Detector - 2005 includes: Rolonda Watts as Host
AHH a lie detector ANSWER by Engl1sh: A perfessional typically uses the term 'polygraph' test.
Lie detector results are not admissible in the courts in the United States. On rare occasions, a defense attorney and/or a district attorney may conduct a lie detector test if there are doubts about a case.
Heart rate