What happens when you urinate blood every other time?

Urethritis

is an inflammatory reaction that occurs in the urethra. Inflammatory factors can damage small blood vessels on the urinary tract mucosa, causing bleeding, but bleeding symptoms are generally intermittent

. Patients with urethral stones may scratch surrounding tissues during urethral activities, causing bleeding at intervals

Bladder cancer

Bladder cancer is a malignant tumor of the bladder. Patients with tumor lesions in daily activities will spontaneously rupture bleeding, causing blood in the urine, but this symptom is not persistent, so patients will feel a blood in the urine.