This situation is related to internal fire, drinking less water, eating spicy and cold food, drinking alcohol and staying up late frequently. If the patient only has this clinical symptom, without the combination of painful urination, urinary frequency, urinary urgency and other bladder irritation symptoms, generally belong to the physiological situation, it is recommended to drink more water, urinate more often, eat more vegetables and fruits can improve this situation. If the patient also has clinical symptoms of painful urination and frequent urination, it is considered to be related to acute urinary tract infection, so go to the hospital for routine urination and urine culture tests to clarify the diagnosis.