Yoga For GERD GERD, short for gastro esophageal reflux disease, is a chronic condition where the lid of the stomach i.e. the lower esophageal sphincter (LES) is unable to hold the mixture of undigested food and digestive juices in the stomach. Due to the inability of the LES to perform its function, the gastric contents make their way upwards into the esophagus and at times even to the mouth. This repeated reflux damages the lower esophageal sphincter (LES) i.e. the