According to experts, acid reflux – also known as gastroesophageal reflux disease or GERD is a chronic condition that occurs when stomach acid flows back up into the esophagus. It happens when the ...
We assumed it was GERD — gastroesophageal reflux disease. Far enough out from shutdowns ... The tests came back negative for cancer, but images showed signs of something called achalasia. Achalasia is ...