Missing teeth without filling will affect the aesthetics, increase the occlusal burden of neighboring teeth, neighboring teeth tilted to the middle, the opposite jaw teeth elongation and other adverse consequences, it is recommended to seek medical attention in a timely manner. 1. Affecting aesthetics: missing teeth without filling will affect the aesthetics, especially the missing front teeth have a great impact on the aesthetics, but also affect the pronunciation. 2. Increase the occlusal burden of neighboring teeth: missing teeth without filling will lose the chewing function, the biting force is borne by the teeth before and after the missing teeth, increasing the occlusal burden of the teeth before and after the missing teeth. 3. Neighboring teeth tilt to the middle: missing teeth without filling will make the teeth before and after the missing teeth tilt to the middle, affecting the chewing function. 4. Maxillary teeth elongation: After the missing teeth are not timely restoration, when biting and maxillary teeth lose contact with the maxillary teeth elongation, which affects the occlusal relationship of the teeth in the whole mouth in the long run. In order to avoid the negative consequences caused by missing teeth, it is best to go to the hospital in time for dental implant restoration or other denture repair.