There are two possible cases of red urine in men, one is the consumption of food rich in red pigment, which is a normal phenomenon, and the other is the appearance of red urine after the urine contains blood cells caused by disease, called hematuria. One, normal phenomenon in the consumption of excessive red dragon fruit, beets, red amaranth and other foods containing red pigment, urine in the process of discharge will have pigment residue, so the phenomenon of reddish urine, this situation does not need to do special treatment. Second, the abnormal phenomenon 1, urinary system inflammation: bacteria or other pathogens invade the urethra, triggering urinary tract infections, such as urethritis, cystitis, prostatitis, at this time there may be an increase in red blood cells in the urine, resulting in red urine, such patients can use some antibiotic drugs for symptomatic treatment; 2, urinary system stones: in the presence of urethral or ureteral stones, stones will occur embedded, stimulating If there is severe pain, surgery should be done as soon as possible. 3. Urological tumors: For patients with kidney cancer, bladder cancer and other diseases, if the tumor is occupying and compressing or invading the surrounding tissues, painless hematuria may occur and the urine will be obviously red. Such patients need to undergo radiotherapy, chemotherapy and surgery according to the nature of the tumor. 4. Glomerular diseases: Glomerular diseases, such as IgA nephropathy, with hematuria as the prominent clinical manifestation, often caused by the rupture of glomerular basement membrane, most patients not only have red urine, but also have obvious foam, and the treatment is based on lowering urine protein and controlling blood pressure. In men, red urine needs to be diagnosed according to the etiology of the disease and other clinical manifestations to clarify the diagnosis and give treatment.