Itchy tooth roots always want to bite something, may be gingivitis, periapical periodontitis, dental caries and other reasons.
1. Gingivitis: Mostly due to oral impurity, plaque, food filling, tartar, and poor occlusal relationship, resulting in an inflammatory reaction of the gums, which may lead to the roots of the teeth itching to bite something.
2. Periapical periodontitis: refers to the inflammation of the tissues around the root tip of the tooth, mainly secondary to pulpitis infection, caused by apical tissue infection through the apical foramen stimulation, may also lead to itchy roots, always want to bite things.
3. Dental caries: and bacterial infection and the teeth themselves to the outside world of strong sensitivity, food factors and other stimuli, may lead to the hard tissue of the tooth body decalcification, decomposition, collapse to form a hole defect, stimulate the local nerve, may lead to the roots of the teeth itchy and always want to bite things.
The root of the tooth itching always want to bite things, there may be other reasons, need to go to the hospital to check the cause of the disease.