Scalp pain in the middle of the day can be caused by a variety of reasons, generally consider tension-type headache, hypertension, cerebrovascular disease aura and other causes. The physician needs to take appropriate treatment measures according to the specific situation. 1. Tension-type headache: patients due to daily mental stress, often stay up late and lack of sleep and other reasons, can appear in the middle of the day scalp headache symptoms, can be accompanied by dizziness, anxiety, depression and other manifestations. 2. Hypertension: patients do not regularly take antihypertensive drugs, or often smoke and drink alcohol in recent times, work overtime and stay up late and other triggers, which can lead to abnormally high blood pressure, resulting in a headache at noon. 3. Cerebrovascular disease aura: for example, when patients suffer from hypertension, hyperlipidemia, diabetes and other underlying diseases, can cause cerebral vascular spasm and narrowing, cerebrovascular disease aura can appear dizziness, headache and other symptoms. A scalp pain at noon there may be other reasons, it is recommended that patients go to the hospital in a timely manner, a clear diagnosis of the cause of targeted treatment, they can not just mess with the drug, so as not to delay the condition.