If you experience frequent headaches alongside disorienting feelings of dizziness and vertigo, videonystagmography may be the right diagnostic tool for you. VNG testing is used to evaluate inner ear and central motor functionality. Your inner ear and brain stem are an important part of maintaining balance and orientation. VNG makes it easier to uncover problems with inner ear and brain stem function by measuring the movements of your eyes using specialized infrared cameras. This makes VNG testing accurate, consistent and comfortable compared to the alternatives. A VNG test will help headache specialists in South Plainfield, NJ determine whether an inner ear or brain stem disease is responsible for your headache problems. It is one of the only tests available today that will distinguish between an inner ear issue in one ear and those occurring in both ears simultaneously. During a VNG test, the patient in South Plainfield, New Jersey will perform a number of simple visual exercises. This can include things like following a fast-moving object or moving the head into various positions to check for unexpected eye movements. The test takes a relatively short time. Took this whole paragraph out.