The upper eyelid of the left eye has been jumping is mostly seen in the following three cases: 1, mental overstress: the heart is jumping is this case, through rest can be relieved; 2, facial muscle spasm: facial nerve congenital pressure caused by blood vessels; 3, Meijer Syndrome: is a kind of brain disease, can be caused by eyelid jumping. Facial muscle spasm, Meijer syndrome can not be relieved simply by rest, need to find a neurologist as soon as possible for diagnosis, after a clear diagnosis can be based on the patient’s condition to develop treatment programs, long-term medication is hoped to get better control. If there is no timely diagnosis and treatment, the symptoms may gradually become more frequent and even extend to the opposite side, and facial muscle twitching may also occur, affecting the patient’s facial appearance and work efficiency, so early diagnosis and treatment should be carried out.