Crooked chin can be self-corrected by improving lifestyle habits, but the effect of self-correction is usually not very obvious, it is recommended to go to the hospital through regular medical means for effective correction. 1. The cause of crooked chin is more reasons, if it is due to chewing caused by a slight crooked chin, can be improved by improving lifestyle habits, chewing, do not always use one side of the chewing can be, need to pay attention to the use of both sides of the teeth to exchange chewing, you can also chew gum through the way to improve the exercise. 2. However, if it is caused by external trauma or congenital crooked chin, it can not be improved by self-correction, and needs to be repaired by orthognathic surgery. Different causes of crooked jaw treatment is different, usually the effect of self-correction is not obvious, it is recommended that the patient according to their own specific circumstances to take appropriate treatment, if you need to correct the operation, it is recommended to go to a professional hospital to do surgery to reduce the risk of surgery.