There are several reasons why a patient may experience head fever and body heatlessness: from a Western medical point of view, these are called restrictive hyperhidrosis and restrictive fever, and usually consist of heat and sweating in the forehead, armpits, palms of the hands and feet. 1, Common factors such as endocrine hypermetabolism, usually hyperthyroidism and hyperadrenocorticism are the main factors. 2, For example, some infectious factors, usually bacterial infections, viral infections and atypical pathogenic infections may also cause the above clinical symptoms and manifestations. The above clinical symptoms and manifestations also occur when there are bacterial infections, viral infections and atypical pathogenic infections. 3. Hypothalamic neurons, such as heat-sensitive neurons, also have clinical manifestations and causes of head fever and body heatlessness when their function is impaired. 4. Non-infectious diseases, such as rheumatism, immune diseases and connective tissue diseases, also have the above clinical symptoms and manifestations.