Gastric ulcers are caused by an infection. The H. pylori bacteria infect the upper part of the intestine and inflame it. They burrow into the protective lining and cause ulcers. The stomach makes acid to digest the food.
Gastric ulcers are caused by an infection. The H. pylori bacteria infect the upper part of the intestine and inflame it. They burrow into the protective lining and cause ulcers. The stomach makes acid to digest the food.