Smoking can damage the esophagus and affect the lower esophageal sphincter, making it easier for stomach acids to enter the esophagus. It also stimulates the production of stomach acid, makes the composition of the acid harsher, reduces saliva production and slows digestion.
Learn more about esophagitis, Barrett's esophagus and other conditions that affect the esophagus.
Information about risk factors, causes, symptoms, diagnosis and treatment for gastroesophageal reflux disease.
Peptic ulcer disease affects the digestive tract and can cause burning pain in the upper abdomen.