Missing teeth will cause several effects: 1. Chewing function is reduced Chewing function is completed by the biting movement of upper and lower teeth. Missing front teeth affect the cutting function. Multiple missing back teeth or one side of the back teeth will lose the function of grinding food. 2, tooth displacement When teeth are missing, the neighboring teeth will be tilted and displaced to the gap, and the opposing teeth will be elongated to the gap, resulting in local occlusal relationship disorder. 3, periodontal tissue lesion After missing teeth are not repaired for a long time, the contact point between neighboring teeth will be lost, which will lead to tooth plugging and long time may lead to periodontitis and periodontal trauma and other symptoms. 4, pronunciation dysfunction The loss of several front teeth has a great impact on dental, labiodental and linguodental sounds. 5, affect the aesthetics The loss of front teeth seriously affects the aesthetics and reduces the quality of life of patients. If the upper and lower teeth are missing, and the remaining teeth are not supported by the jaw teeth, the distance of the lower 1/3 of the face becomes shorter, facial wrinkles increase, and the face looks older. 6, joint pathology Severe and long time tooth loss, occlusal relationship disorder or loss of vertical distance, easily induce temporomandibular joint disorder disease. Therefore, if you have missing teeth, you should not consider it insignificant, and you should go to the hospital in time to set the restoration to ensure the health of your teeth and body.