Painful Heartburn Treatment & Causes

Heartburn Heartburn or pyrosis is a painful and burning sensation in the esophagus, just behind the breastbone mostly associated with regurgitation of gastric acid (gastric reflux). The pain often rises in the chest and may radiate to the neck, throat, or angle of the jaw. Heartburn is a major symptom of gastroesophageal reflux disease; acid [...]