There are many potential causes of mouth sores. When these sores appear, they are often painful and can make everyday activities, such as brushing the teeth or eating hot food, more difficult.
In most cases, mild irritation causes a sore to appear. Avoiding the irritant can help a person prevent mouth sores in the future.
In other cases, sores form due to underlying health conditions. As some mouth sores can be contagious and may require treatment, anyone who is concerned about chronic or long-lasting sores should speak to a doctor.
In this article, learn about the possible causes of mouth sores as well as the treatment options.