Tag Archives: national highway traffic and safety administration

Why can’t police officers see that age and medical conditions explain DUI symptoms?


Every time the police stop a vehicle, it is a DUI investigation.  It is the way they are trained.  If they smell alcohol you will be asked to get out of the car.  During the investigation, the police are trained … Continue reading

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What is Horizontal Gaze Nystagmus in relation to DUI?


Horizontal Gaze Nystagmus (HGN) is one of 3 or 4 tests used by police officer to determine whether the person being investigated is DUI.  Nystagmus the involuntary jerking or bouncing of the eyeball.  The cause of this is when a … Continue reading

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