During reflux, the lower esophageal sphincter (LES) muscle ... acid to travel up into the esophagus and cause heartburn. Any exercise that increases abdominal pressure, such as heavy lifting ...

Esophageal sphincters open and close the esophagus at either end. The top sphincter prevents air from flowing into the esophagus while breathing, while the bottom sphincter prevents food from ...

Treatment options include surgery, exercises, and Botox injections ... This causes problems with the upper esophageal sphincter (UES). The UES is a valve at the top of the esophagus, or food ...

Other pathophysiological factors at the root of exercise-induced GERD can be involved in this phenomenon, namely a decrease in lower esophageal sphincter (LES) pressure and esophageal motility ...

He was the first to describe that the deglutitive upper esophageal sphincter opening can be increased by strengthening exercises of the suprahyoid muscles. This led to development of ...