After extracting wisdom teeth, the teeth next to them are afraid of cold and heat, so you need to carry out periodontal treatment or endodontic treatment for the teeth next to them. 1. Periodontal treatment: there is a gap between wisdom teeth and neighboring teeth, easy to produce food impaction, long-term food impaction can appear gum recession, root exposure, etc., the emergence of teeth hot and cold sensitivity, which can lead to the teeth are afraid of cold, afraid of heat, can be periodontal scaling and scraping, topical medication and other treatments, to restore the periodontal health, to avoid the pain of hot and cold. 2. Endodontic treatment: Wisdom teeth and neighboring teeth for a long time between the food blockage, resulting in decay of the front teeth, bacterial infection to the pulp, the emergence of hot and cold stimulation pain, the need for dental root canal treatment, in order to lift the teeth afraid of cold, afraid of the symptoms of the symptoms of heat. After the extraction of wisdom teeth, the teeth appear to be afraid of cold and heat, you need to consult a doctor in time to check, under the guidance of the doctor for treatment, to avoid adverse consequences.