Every noon the patient will have headache symptoms, consider the patient may be neurovascular headache. The human body has a biological clock, and the brain also has a biological clock, and the biological clock of the brain is to rest between 11-13 noon, so napping is very important for the human body. Napping can fully rest the brain, and improve the body’s resistance, and also fully improve the body’s ability to fight tumors. Therefore, if patients do not take a nap at noon, they will have a headache at that time. It is a normal physiological phenomenon, just like some patients experience motion sickness when riding in a car. In addition, patients also need to exclude whether they have upper frontal sinusitis, due to sinusitis or inferior turbinate hypertrophy, when patients will also have a headache at noon, it is recommended that patients go to the Department of Five Gases for examination to exclude the possibility of this disease.