Whether or not a patient’s sweaty hands are kidney deficiency needs to be combined with other clinical symptoms, and cannot be generalized. The causes of hand sweating are many, and can be divided into non-disease and disease factors. Non-disease factors include stress, anxiety or special periods, such as pregnancy and childbirth, menopausal women can be affected by hormones in the body, can appear sweating phenomenon. If sweaty hands are accompanied by weakness of the waist and knees, red cheek and night sweats (i.e. involuntary sweating at night), dry mouth and tongue, red tongue with little coating, etc., it is mostly caused by kidney yin deficiency. In addition, heart yin deficiency and lung yin deficiency can also cause hand sweating, which needs to be clarified by the patient’s specific condition. Therefore, hand sweating should be combined with other symptoms to make a comprehensive judgment. Patients should usually maintain a regular life, ensure sleep, adjust poor dietary habits, and reduce the intake of spicy and stimulating foods to relieve the symptoms of hand sweating.