Heartburn is pain, discomfort or a burning sensation felt at the bottom of one's throat or in one's upper chest − usually just behind the breastbone. Though many people talk about acid reflux and ...
Heartburn occurs when stomach acid flows back into the esophagus due to a malfunctioning lower esophageal sphincter. Triggers include certain foods, overeating, and lifestyle factors.
Heartburn is a burning sensation in the chest, usually caused by the reflux of acidic stomach contents into the esophagus.