There are more reasons for waking up with dry mouth in bed, but it is usually thought to be unrelated to kidney deficiency. The main manifestations of kidney deficiency include poor memory, thinning hair, premature graying of the beard, back pain, premature aging, etc. Generally, the symptoms of waking up thirsty and dry in bed do not occur. Sleeping and waking up with dry mouth is mainly related to the lack of air circulation, if the room is not opened for a long time, and in a relatively closed small environment, the patient will wake up with dry mouth symptoms will be more obvious. In addition, but also with the weather is too dry, the body is too much damp relationship is also very close. People who have too much dampness in their bodies are not only prone to wake up with dry mouth in bed, but also prone to wake up easily in the morning and have slightly swollen hands and feet. Dry air and poor humidity in winter will consume too much water in the body, which will also lead to thirsty and dry mouth when waking up from sleep. In order to avoid waking up with a dry mouth in bed, patients should keep the air flowing in the sleeping environment in their daily lives to ensure that the air is moist, and use a humidifier when the weather is too dry. Patients with excessive dampness in the body can take dampness-removing foods or medications, and if not relieved can go to the hospital’s Chinese medicine department for systematic treatment.