Wisdom tooth extraction is generally painless, but there will be pain in the wound after extraction. Wisdom teeth are the last molar to erupt, also known as the third molar. Due to the evolution of human beings, the jawbone has gradually become too small to accommodate the third molar, which is prone to blockage, causing symptoms such as pericoronitis and so on, so it is generally recommended to remove them. Wisdom teeth extraction is carried out under local anesthesia, the whole extraction process is generally do not feel the pain, due to the blockage of wisdom teeth, in the extraction process, need to carry out mucosal incision, removal of part of the alveolar bone, tooth splitting and other operations, traumatic, will produce some postoperative reactions, due to individual differences, the degree of reaction is different, such as swelling, pain, generalized low fever and other reactions. Generally, after the use of medication and symptomatic treatment will soon be recovered. Wisdom teeth extraction, it is recommended to consult a doctor in time, film examination, under the guidance of the doctor to develop a comprehensive surgical program.