Gastroesophageal Reflux Disease, more commonly referred to as GERD, is a chronic digestive disorder affecting the lower esophageal sphincter (that ring of muscle between your esophagus and your stomach). In patients with GERD, the lower esophageal sphincter is either weaker, shorter, or has moved into a location that is other than normal. This causes it to relax inappropriately, allowing the stomach’s contents to flow back up into the esophagus and causing gastroesophageal reflux.

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