Mouth ulcer causes: An oral ulcer is an

An oral ulcer is an open sore located inside your mouth. Anything that damages the surface layers of the tissues in your mouth can cause an ulcer, whether that be a viral infection, inflammation, or some sort of damaging exposure. Luckily, the mouth tends to heal quite quickly, so most ulcers don't last that long. Causes of Mouth Ulcers While the exact cause of mouth ulcers is still not yet known and may vary from person-to-person, the most common cause of mouth ulcers world over is accidentally biting your inner cheek. This causes injury and trauma to the mucous membrane. Some common causes or other factors that may aggravate mouth ulcers are as follows: What are mouth ulcers and what types of mouth ulcer are most common? Learn about the symptoms, causes, prevention, and treatment of mouth ulcers. Read this article to learn about mouth ulcer symptoms, causes, and treatment. Don't delay a proper diagnosis, or you could be causing more harm than good.