If headaches occur occasionally, most of them are caused by acute upper respiratory tract infections, insomnia, etc., but frequent headache symptoms should be alerted to the many diseases that cause headaches. 1, hypertension, if blood pressure control is unstable can cause hypertensive encephalopathy, malignant hypertension, cerebral artery insufficiency, cerebral hemorrhage and other diseases caused by headaches, usually low salt and low fat diet, take antihypertensive drugs on time for treatment. 2, neuropathic headaches, common diseases such as neurasthenia, trigeminal nerve pain, etc., overexertion, cold, mental stress, etc. can induce headaches. 2, neuropathic headache, common diseases such as neurasthenia, trigeminal nerve pain, overexertion, cold, mental stress, etc. can trigger an acute attack of headache, cranial CT examination is generally not a big problem. 3, sinusitis, can appear runny nose, nasal congestion and other symptoms, aggravated by cold or infection. In addition, glaucoma, brain tumors and other diseases can lead to headaches, the symptoms of headaches, it is best to go to the hospital for further examination to find out the cause of symptomatic treatment.