Men on the urine with blood may have the following reasons: first, may be caused by the patient’s prostate hyperplasia, when the patient’s prostate hyperplasia to a certain extent as long as the patient’s excessive force when urinating may be localized bleeding, bleeding may be more, and even the urethra is also accompanied by bleeding, it is recommended that it is best to go to the urology department of the hospital ultrasound to confirm the diagnosis. Secondly, if the patient has tumor in the urinary system, the patient may also bleed when urinating, the bleeding is manifested as reddish color of urine, and hematuria can be seen throughout the whole process, and the tumor will cause pain if it is not treated in time and develops. If older patients have blood in urine, it is recommended to go to the hospital to check whether there is a tumor in the urinary tract, patients with urinary stones may also bleed when urinating, and it is recommended to carry out ultrasound or CT to confirm the diagnosis in time.