7 Tips to TryMost people are nervous when taking a lie detector test, whether they intend to lie or not. The physical responses to nerves probably won't fool a lie detector. You need to up your game to simulate feelings of mortal terror. This is because beating the test is all about mind games, which naturally affect physical responses. Here are some tips to try:If you want to beat the test, your best bet is to stay upset, fearful and confused throughout the entire test. The goal is to appear calm and in control, despite the inner turmoil. Remember your worst experience or solve difficult math problems in your head—whatever keeps you in a constant state of excitation and stress. If there is one particular question you're worried about, imagine every question is that question before answering.