What causes Gastroesophageal Reflux?
GER occurs when a valve in the top of the stomach fails to close or opens spontaneously. This valve, known as the Lower Esophageal Sphincter (LES), allows mucosal fluids to rise into the esophagus, which connects the throat to the stomach. The contents of the stomach, including stomach acids, rise into the mouth and throat with painful results. While there is no one single cause of GERD, some research points to otherwise benign physical abnormalities such as a hiatal hernia, in which the lower esophageal sphincter and the upper part of the stomach move above the diaphragm, the muscle wall separating the stomach from the chest. GER can also happen when the LES fails to close tightly after absorbing food. The condition is considered Gastroesophageal Reflux Disease when symptoms occur more than twice a week. The symptoms are usually more severe and last longer, as well. The symptoms of GERD The most common result of this backflow is a pain or pressure, for example heartburn, behind the br