If the symptoms of frequent urination and blood in urine appear, it is recommended to go to a regular hospital for routine urine examination to clarify the specific causes: a. Acute urethritis and cystitis are the most common lesions causing frequent urination and blood in urine. Acute urinary tract infections are caused by dietary stimulation, irregular lifestyle, staying up late, fire, and insufficient vulvar cleanliness leading to bacterial infection. If there is urethral discharge accompanied by blood in urine, bacterial culture can be done to confirm the diagnosis The type of bacterial infection. Second, dietary stimulation can also cause the symptoms of frequent urination and blood in urine, often eating spicy, greasy, irritating food, as well as smoking and drinking will lead to excessive inflammatory stimulation of damp heat in the body, thus causing blood in urine. Adjusting your lifestyle and diet can improve your symptoms, and it is recommended that you pay attention to the cleanliness of your vulva, eat a regular and light diet, and avoid staying up late.