What is the Horizontal Gaze Nystagmus Test in a DUI?

The Horizontal Gaze Nystagmus (or HGN) test, one of the field sobriety tests often administered by police officers investigating a DUI, is a test that many regard as quite reliable because a suspect really cannot train himself or herself to pass the test, unlike may of the balance tests that may be passed by someone who follows a fitness routine that emphasizes balance skills or is a former gymnast. However, the HGN’s reliability is not sacrosanct. For example, if one had a prior head injury, the test results can be meaningless. To read more about the test, please click on the following link – https://www.greghillassociates.com/what-is-the-horizontal-gaze-nystagmus-test-in-a-dui.html

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