A mouth full of toothache may be caused by eating irritating food when there is caries damage to the teeth, and is also a symptom of many diseases, such as dental caries, periodontitis, etc., should be timely consultation to identify the cause of the disease, but it should be noted that, generally do not have a mouth full of toothache, may be due to some of the teeth appeared to be involved in the pain. Healthy people who still eat acidic, sweet and other stimulating foods when there is caries in their teeth may experience a mouth full of toothache due to irritation. Mouth full of tooth pain is also a common clinical condition with many causes. It is often caused by dental caries, periodontitis and other diseases. In addition, because the toothache of pulpitis is radiating and non-localized pain, the patient may also have a mouth full of toothache symptoms. Repeated symptoms of severe mouth full of toothache, should be timely to the regular hospital, the doctor to clarify the cause of the disease, to give targeted treatment.