Gastritis - Symptoms and causes - Mayo Clinic Gastritis is an inflammation of the stomach lining The stomach lining is a mucus-lined barrier that protects the stomach wall Weaknesses or injury to the barrier allows digestive juices to damage and inflame the stomach lining Several diseases and conditions can increase the risk of gastritis
Gastritis: What It Is, Symptoms, Causes Treatment What is gastritis? Gastritis is inflammation in the lining of your stomach This lining (a soft tissue called mucosa) protects your stomach from the acids, enzymes and microorganisms that pass through it every day Gastritis happens when your immune system detects a threat to this barrier
Gastritis - Johns Hopkins Medicine Gastritis is when your stomach lining gets red and swollen (inflamed) Your stomach lining is strong In most cases acid does not hurt it But it can get inflamed and irritated if you drink too much alcohol, eat spicy foods, or smoke
Gastritis: Symptoms, Causes, and Treatment - Patient Gastritis occurs when the stomach lining becomes irritated or inflamed, often causing discomfort, bloating, or nausea It can develop suddenly or gradually, and whilst many cases are mild, certain infections, long-term medicine, or lifestyle factors like smoking and alcohol can make symptoms worse