Shortness of breath, also called dyspnea, occurs with gerd because stomach acid that creeps into the esophagus can enter the lungs, particularly during sleep, and cause swelling of the airways. Acid reflux in lungs what to do. Acid reflux is a common condition that features a burning pain, known as heartburn, in the lower chest area it happens when stomach acid flows back up into the food pipe.
acid reflux in lungs what to do