The reasons for sleeping up with a crooked face are as follows: first, consider the patient suffering from peripheral facial neuritis, peripheral facial neuritis is the patient after catching a cold or feeling the virus, facial nerve edema and then appear on one side of the face of the mouth and eyes crooked, the patient appeared to frontal lines reduced or disappeared, and at the same time, eyelid closure is not round, part of the patient is accompanied by the affected side of the pain behind the ear. Secondly, sleep up face crooked in the clinical cerebrovascular disease, can be seen in the central facial paralysis patients, forehead lines exist but below the eyebrow facial muscle dysfunction, tongue skewed, the patient is accompanied by dizziness, headache, and limb numbness, weakness of the symptom, it is recommended to actively give the treatment of cerebrovascular disease.