Feeling sore and loose teeth is considered to be the cause of wedge-shaped defects, dental trauma or periodontitis.
1. Wedge-shaped defects: long-term vigorous horizontal brushing, or stress concentration, resulting in wedge-shaped defects in the neck of the teeth, due to the thin enamel in the neck of the teeth, in the case of a large defect, the teeth will have a sour, loose feeling.
2. Dental trauma: most often seen in teeth bite hard objects, or sudden impact leads to dental trauma, periodontal membrane is subjected to violent shock, the periodontal membrane has the role of fixation and conduction of sensation, under the influence of trauma, the teeth will have a sour, loose feeling.
3. Periodontitis: long-term stimulation of dental calculus, plaque, chronic inflammation of the periodontal tissues, will lead to alveolar bone resorption, exposure of dental bone, teeth will feel sour and loose.
It is recommended to go to the regular hospital for standardized examination and symptomatic treatment if you feel that your teeth are sore and loose.