When gums recede from aging, teeth can become hypersensitive because the odontoblasts are sensing cold in a newly exposed region of the tooth. “Most cells and tissues slow their metabolism in the presence of cold, which is why donor organs are put on ice,” how to fix it apply high fluoridated tooth paste before to go to sleep. Do not rinse your mouth leave it until next day. Follow this treatment for 2 weeks. Use a tooth paste indicated for sensitive teeth.
Dr. Banić