The causes of cold sweat on the back in the morning may include diabetes, menopause, and vagus nerve excitation. 1. Diabetes: It is recommended to observe whether diabetic patients have hypoglycemia phenomenon, during the hypoglycemic attack, patients may have cold sweat phenomenon. It is recommended to adjust the treatment plan according to the doctor’s requirements, and also adopt the way of correcting hypoglycemia treatment. 2. Menopause: the elderly in menopause, due to the decline of hormone levels in the body, resulting in autonomic nervous system dysfunction, manifested in night sweating, flushing and other symptoms, especially during sleep, the symptoms are more obvious. 3. Vagus nerve excitation: Vagus nerve excitation at night may cause cold sweats, and patients are advised to improve their symptoms by correcting the menopausal syndrome. Cold sweats in the diet, to eat more easily digested food, but also under the guidance of the doctor to improve the condition of the use of medication, such as taking glutamine or B vitamins, can play a role in relieving the symptoms of the effect, but also take methylcobalamin tablets and other neurotrophic solution to regulate. Patients need to follow the doctor’s instructions for medication.