GERD is an acronym for a condition known as Gastroesophageal Reflux Disease. Simply put, it is a condition in which the body has a difficult time with digestion. GERD can affect a DWI breath test and in certain instances it may elevate your blood alcohol level. NH criminal defense and DWI attorney Ryan Russman understands the law, medical principles of biology and the specifics of tests used for evidence in supporting DUI/DWI charges. With this knowledge and his experience, he will ensure that you get the best drunk driving defense possible.