First of all, tooth extraction has no effect on nerves and bones. If the treatment plan obtained after the doctor's examination requires tooth extraction, it is necessary to correct the tooth extraction. Correcting teeth is not only for beauty, but also for periodontal health. But it needs a regular doctor with special orthodontic training. Many people think that orthodontics is simple and neat, and as a result, the occlusion of posterior teeth is sacrificed, which has a great impact on dental health.