The sweaty pillow at the back of the head depends on whether it is an adult or a child. If it is a child, the most common causes are calcium and zinc deficiency in the body. If it is an adult, need to go through Chinese medicine and Western medicine to identify and treat the symptoms respectively. The most common diseases in Western medicine are divided into four categories: 1, diabetes, diabetes, the human body weak, easy to sweat, especially after sleep hot flashes sweating, especially the occipital, that is, the back of the head sweating. 2, in patients with hyperthyroidism, also prone to hot flashes night sweats, especially during sleep sympathetic nerve overexcitation, resulting in occipital sweating. 3, hypoglycemia, such as nighttime bouts of hypoglycemic state, will also 4. rare diseases, such as pheochromocytoma, can also lead to sweating wet pillows. In the identification of Chinese medicine, it is usually easy to sweat wet pillows with hot flashes in the state of deficiency, especially in the case of Qi and kidney deficiency. Whatever the case, if adults often sweat wet pillows after sleeping, it is recommended to go to the hospital for regular treatment.