The sudden appearance of headache symptoms, caused by the following main causes: 1, mostly seen in the lack of sleep, mental and psychological stress, overworked people; 2, often stay up late or poor sleep quality, long-term mental tension patients, can occasionally appear the symptoms of headache, ease after rest, usually pay attention to regular rest and rest and a light diet, have a good psychological state, headache symptoms can be relieved; 3, Neuropathic headache, such as neurasthenia, accompanied by insomnia, inattention, irritability and other symptoms, can be treated with sedative and tranquilizing drugs, such as tranquilizer and brain tablets; 4. Vascular headache, such as migraine, cerebral vascular spasm, too much tension and other acute recurrence of headache can be induced, can be relieved by itself, usually pay attention to rest and do not stay up late, it is best to go to the hospital for further examination to confirm the diagnosis.