After scaling due to tooth sensitivity symptoms, it is recommended to eat warm and cool food, avoid rinsing mouth with cool water, while regular review is needed to observe the periodontal condition. Scaling is usually to remove the tartar from the neck of the tooth, but usually due to the exposure of the root surface will cause dentin sensitivity, appearing to be sensitive to hot, cold, sour and sweet, soreness, and can not chew food. At this time in the first week after cleaning, you can eat some warm and cool food such as, warm porridge and pumpkin soup, bread, in order to reduce the stimulation of the pulp of the external food, in the late slowly from warm to hot and cool food over, in order to reduce the stimulation of the pulp. In addition after the teeth cleaning need regular review, in one month, three months, half a year after the cleaning for review, to observe the periodontal situation. If you have severe periodontitis, you also need to go to the hospital for periodontal treatment regularly.