Acid reflux is also known as heartburn, acid indigestion, or pyrosis. It happens when some of the acidic stomach contents go back up into the esophagus. Acid reflux creates a burning pain in the lower chest area, often after eating.
Acid reflux is also known as heartburn, acid indigestion, or pyrosis. It happens when some of the acidic stomach contents go back up into the esophagus. Acid reflux creates a burning pain in the lower chest area, often after eating.