Teeth feel sour mainly caused by dental defects or periodontal disease.
1. Dental defects: dental trauma, dental caries or wedge-shaped defects, etc. will cause defects in the hard tissues of the tooth (such as enamel, dentin); thus, the pulp tissue is unprotected and sensitive to external stimuli, i.e., hot, cold, sour, sweet and other stimuli will appear the symptom of acidity and bloating, and must be treated by the doctor for the restorative therapy of the dental defects in order to effectively treat the above symptoms.
2. Periodontal disease: tartar or calculus in periodontal disease will lead to gum tissue shrinkage, and expose the root of the teeth and symptoms of sensitivity to external stimuli; periodontal treatment is required to remove tartar or calculus and other irritants in order to promote the restoration of the gum tissue, in order to effectively alleviate the emergence of symptoms of pain and soreness.
Teeth feel sore recommended to consult a doctor for a clear diagnosis and symptomatic treatment, in order to avoid delays in the condition.