Crooked teeth are the most common type of dental and maxillofacial deformity in the eastern race. In medical terms, it is essentially a maxillary protrusion deformity or a bimaxillary protrusion deformity. Generally, it is not accompanied by serious functional impairment, but it greatly affects the appearance. Let the doctor answer it for us. The doctor said that patients with buck teeth often show open lips and exposed teeth, and the lips cannot be closed in the natural state. When smiling, the gums are exposed too much, often accompanied by chin retraction. When forced to close the mouth, there is a gap between the lower lip and the chin. Prominent soft tissue bulge. The upper and lower front teeth in the mouth are tilted, often accompanied by crowding and uneven front teeth. In addition, buck teeth are caused by congenital genetic factors and acquired bad habits. The disease has obvious racial characteristics and familial aggregation tendency; but acquired bad habits, such as mouth breathing, tongue sticking out, biting the lower lip and adult sucking habits, may also be the cause of the disease. What about buck teeth? Bucked teeth not only affect the appearance of the face, but also cause problems such as inconvenience in chewing and air leakage when speaking. Crooked teeth correction has become a common phenomenon. For the correction of crooked teeth in childhood, methods such as wearing braces and correcting bad oral habits can be used. However, for adults, the correction of crooked teeth is corrected by surgical orthodontics. Surgical orthodontics can correct buck teeth, break through braces to correct skeletal deformities that cannot be solved, quickly and aesthetically solve tooth deformities that cannot be corrected by invisible orthodontics, and adjust the occlusal relationship of the teeth to a good level. After undergoing orthodontic surgery, the face shape will improve, the overall temperament will change, and the smile will be more open. The most important thing is that it will not affect your work or study. The above is an introduction to what to do if an adult has buck teeth.