What is Ulcers?

Considering you are asking about stomach ulcers, ulcers are small holes formed along the lines of the gastrointestinal tract. There are two forms of ulcers, one is peptic ulcer which forms in the stomach and another is duodenal ulcer which forms in the small intestines near to stomach. The typical symptoms are stomach pain, loss of appetite and vomiting. You should take treatment immediately to avoid any major complications.