What causes sweating when sleeping?

Deficiency sweating at night is best treated under the doctor's syndrome differentiation and treatment. It may be night sweats, indicating that the yin blood has been injured. It also indicates that the body is weak to a certain extent and hurts the kidney essence of the human body before it shows night sweats. Or it is the hot sweating during the day that women show during menopause, and then sweating at night. This also indicates that kidney yin is weaker after menopause.