Heartburn is a symptom of acid reflux, or when acid from your stomach bubbles up into your esophagus. Causes of acid reflux include certain foods and drinks, medications, and obesity. You may have ...

Heartburn is a common sign of gastroesophageal reflux disease (GERD). GERD is a digestive disorder that causes stomach acid to flow backward into the esophagus, which connects to your stomach.

Vascular. 2007;15(5):273-280.

Pregnancy, smoking, and obesity can also predispose you to acid reflux and heartburn. People can develop heartburn symptoms as a result of natural aging. Aging can weaken the muscles of the LES, ...