Mouth Ulcers typically referred to as canker sores are painful lesions withinside the mouth or at the bottom of the gums or interior cheeks or lips. In medical terms, it’s far the lack of tissue lining withinside the mouth. These are not anything to fear approximately as they’re non-contagious and leave in round per week or two. However, if those aren’t healed withinside the duration as stated so or are massive and extraordinarily painful then it’s far suggested to go to a dentist. The ache once in a while may be to the volume that it could make eating, speaking and ingesting hard and uncomfortable.