Patients with headache apply cold or hot compresses, first of all, the cause of the headache should be identified. Some patients may have a headache when the wind blows, or some patients’ bodies are in a feverish state and their bodies are cold, which will then show the symptoms of headache. Patients are advised to apply hot compresses to the headache and not cold compresses. If the patient is due to eating spicy and irritating food, or due to high blood pressure, the patient may get on fire and develop headache symptoms. At this time, the patient should be given a cold compress on the head for about half an hour to reduce the blood flow to the brain and alleviate the symptoms of the headache.