The unilateral chewing that leads to crooked face is a long-term process. In most cases, unilateral chewing may be related to personal chewing habits, or it may be due to factors such as tooth replacement in young children, tooth loss in the elderly, or diseases that cause patients to chew only unilaterally. The less severe ones can take methods such as changing chewing habits and massage to promote face recovery, while the more severe ones need timely medical consultation to help face recovery through medication and surgery. 1. change chewing habits: the less severe crooked face has the possibility of recovery after changing chewing habits, such as chewing with both sides of the teeth together or taking turns chewing with both sides of the teeth, which helps balance both sides of the chewing muscles, thus 2, massage: massage for the correction of crooked face also has some help, can relax the muscles by massaging the chewing muscles, visually can improve the slight crooked face, gradually can make the face shape recovery; 3, drugs: if the bite muscle increases seriously and crooked face is obvious, it is recommended to seek medical advice in a timely manner, under the advice of the doctor injection to eliminate excess muscle, improve the degree of asymmetry of the face muscles, to help face shape recovery. But after the injection of the thinning needle to pay attention not to retain the former unilateral chewing habits, to avoid affecting the recovery effect; 4, surgery: unilateral chewing may lead to unbalanced development of the jaw joint, and then cause crooked face, so that through the above correction methods may not be effective, should promptly seek medical advice, after the doctor’s interview, according to the situation to choose surgery for treatment, after surgery crooked face can be restored. If the crooked face occurs due to tooth decay, dental caries, pulpitis, or tumor disease, which can only be chewed with one side of the teeth, it is necessary to treat the primary disease as soon as possible to avoid the continuous development of the disease and other complications. After the primary disease is properly treated and then corrected by the above methods, most of the crooked face can be recovered.