How does the mouth often do ulcer in the mouth

Mouth always mouth ulcers can be treated with lidocaine gel under the guidance of a doctor, can play a better effect, in the usual diet, it is best to eat more seasonal vegetables and seasonal fruits, can effectively supplement vitamins for the body, reduce the incidence of disease. This disease is mostly caused by long-term bad eating habits, but also may be caused by low immunity itself, normal will cause oval ulcer surface, and accompanied by depression, will cause redness and pain phenomenon, a small number of people will also cause fever.