Burning Pain in Your Stomach? Acid Reflux, Frequent Bloating & Nausea? Your Stomach Might Be Trying to Tell You Something! Get a Clear Diagnosis with Endoscopy Every Wed 9:00 AM Gastritis Definition: Inflammation of the gastric mucosa, which may be acute or chronic, commonly due to infection, drugs, or autoimmune causes. Symptoms: * Epigastric pain (burning gnawing) * Nausea, vomiting * Bloating, early Gastritis: Symptoms, Causes, Treatments, and More Treatment for Gastritis Philadelphia Holistic Clinic Dr. Tsan & Associates Did anyone have gastritis prior to. Smoking an when you stooped smoking did your stomach issues improve