What should I do if my teeth feel sensitive and painful when inhaling?

Tooth sensitivity—manifesting as sharp pain upon inhalation—can stem from both physiological and pathological causes. Physiological factors, such as heightened dental nerve sensitivity, may be alleviated by modifying lifestyle habits. In contrast, pathological causes require formal medical treatment at a healthcare facility. Specific approaches are outlined below:

1. When experiencing tooth sensitivity triggered by inhalation, first modify your breathing pattern—breathe primarily through the nose and avoid mouth breathing. Wearing a mask can help prevent exposure to cold air, which may exacerbate symptoms. Additionally, adjust your diet to avoid foods and beverages that are excessively cold, hot, acidic, or sweet (e.g., ice pops, chili peppers). Desensitization therapy may also be beneficial—for instance, using desensitizing toothpaste or undergoing laser desensitization treatment.

2. If the sensitivity results from dental caries or pulpitis, consult a professional dental clinic for a comprehensive oral examination. A qualified dentist will assess periodontal health and determine appropriate management based on the diagnosis: for dental caries, the decayed tissue must be removed and the cavity restored via filling; for pulpitis, root canal treatment is required to relieve symptoms.