The headache often belongs to chronic headache, which is common in the following cases: 1. psychogenic headache, such patients have no abnormalities in various tests such as cranial CT, headache and emotion-related headache of varying degrees, accompanied by symptoms such as anxiety, insomnia and distraction, and anti-anxiety treatment is effective. 2. headache caused by sinusitis has a history of chronic sinusitis, in addition to headache there are symptoms such as nasal congestion and yellow nasal discharge, which are mainly treated with anti-inflammatory, orthodontic, sinus 3, post-traumatic brain injury with a clear history of concussion, brain contusion, etc., in addition to headache and dizziness and other symptoms. 4, primary headache including migraine, cluster headache, tension headache, etc. 5, headache caused by congenital diseases, such as congenital low cranial pressure headache, headache caused by congenital hydrocephalus, etc.