What causes men to urinate more at night?

Male night urine may be the following reasons: first, prostatitis or prostate hyperplasia, young men mainly prostatitis, more than 50 years of age belong to prostate hyperplasia. These two factors will lead to frequent urination, especially at night frequency, can be accompanied by poor urination, urination effort or accompanied by frequent urination, urgency, urination pain and other performance. It is recommended to carry out routine examination of prostatic fluid, through anal prostate digital examination and prostate B-ultrasound examination for further diagnosis. Second, the presence of cystitis, pyelonephritis, etc. can lead to increased frequency of urination at night, at the same time can be accompanied by urgency, urinary pain or accompanied by low back pain, fever and other discomfort, need to carry out urine routine examination, urine culture examination to further confirm the presence or absence of infection. Third, if there are urinary tract stones, tumors, etc., can lead to increased local stimulation, showing frequent urination, accompanied by hematuria, urination and other performance, need to carry out urinary system B-ultrasound examination to further exclude. Fourth, if suffering from diabetes, cardiovascular diseases, etc. may lead to frequent urination, especially heart failure patients, lying down at night after a slight improvement in cardiac function, back to the blood volume increased. At this time, the blood flow filtered by the kidneys also increased, which can show an increase in nocturnal urine.