If a tooth is broken and can be retained, it is usually better not to pull it. If the damage is more serious, it is better to pull it out. 1. bad teeth is good or not pull good can not be generalized, leading to tooth damage caused by many reasons, commonly trauma, caries, etc., if the degree of damage is not serious, usually do not need to pull out the tooth, you can take the appropriate treatment will be retained. 2. However, if the degree of tooth damage is more serious, tooth caries to the deeper position under the gum, root fracture and other cases, after the doctor’s assessment can not be retained, the need for timely extraction, extraction after a period of time to do dental implants or fixed dental restoration. Whether a tooth is extracted or not should be determined according to individual circumstances, it is recommended that patients go to a regular hospital, with the doctor to choose the appropriate treatment. Daily need to develop good habits, pay attention to oral hygiene, diligent brushing, rinsing, keep the mouth clean.