Men who get up at night to urinate more than may be due to the physiological phenomenon triggered by drinking too much water before going to bed, may also be due to diabetes, prostate hyperplasia and other diseases. 1. Physiological phenomenon: usually men drink more water before going to bed at night, there will often be the phenomenon of more urine at night, is a normal physiological phenomenon. 2. Diabetes mellitus: the cause of the disease is still unclear, and is mostly considered to be related to genetic, environmental, autoimmune system defects and other factors. The patient will often appear to drink more, eat more, urinate more and weight loss, which can also be manifested in men’s nighttime urination. Some patients can also be accompanied by panic, nausea, cold sweat and other phenomena. 3. Prostatic hyperplasia: the cause of the disease is still unclear, mostly considered to be related to the imbalance between cell proliferation and apoptosis, the role of growth factor neurotransmitters, prostate mesenchymal gland epithelial interactions, and other factors, and the triggering factors of the disease also include lifestyle, age, medical history and so on. Usually, patients will have symptoms such as frequent urination, urinary urgency, increased nocturia, which can also be manifested as men getting up at night to urinate more. It is recommended that after eliminating physiological factors in the case of men starting to urinate too much at night, if it is caused by disease, it is also necessary to consult a doctor in time, according to the cause of the treatment.