When a person swallows, food passes through the food pipe to the stomach. A ring of muscle tissue called the lower esophageal sphincter contracts after…
View More What is GERD?interesting and useful articles
When a person swallows, food passes through the food pipe to the stomach. A ring of muscle tissue called the lower esophageal sphincter contracts after…
View More What is GERD?This will close in 20 seconds