The average dental root canal takes 6 months to 2 years to recover, depending on the individual. Dental root canals are primarily used to treat oral diseases such as endodontics and periapical disease. Generally, it is clinically accepted that most patients take 6 months to 2 years to recover from dental root canal treatment. However, due to each patient’s physical condition, the severity of the disease and other factors are different. Therefore, regarding the specific recovery time of dental root canal treatment, there are obvious individual differences, and cannot be generalized, and need to be judged according to the actual situation. Usually, after root canal treatment, you need to pay attention to oral hygiene, rinse your mouth after meals, avoid using the affected side to eat, and eat less hard, sticky, spicy and stimulating food. All in all, patients need to strengthen the daily life management and regular follow-up after root canal treatment. If any discomfort occurs, they should go to the hospital in time.