Urine always feel urine is not clean after urinating and the desire to urinate, indicating the existence of frequent urination, incomplete urination, with a variety of factors, such as mental psychological factors, urinary tract diseases, prostate lesions, overactive bladder syndrome. 1. Psychological factors: encounter some major things, such as exams or traffic accidents, psychological overstress or fear, easily induced mental urinary frequency, manifested as frequent urination, incomplete urination. 2. urinary tract diseases: when the urinary tract system in the presence of infection or stones, the mucous membrane of the urinary tract caused by irritation, will cause frequent urination, such as cystitis, bladder stones, etc., may also be accompanied by urinary pain, urination difficulties and other symptoms. 3. Prostate lesions: when the prostate gland has hyperplasia or infection, it may cause irritation to the bladder and urethra, which will cause frequent urination and incomplete urination, and the common diseases are prostate hyperplasia or prostatitis, which may be accompanied by perineal distension and pain, urgency and dribbling of urine and other symptoms. 4. Overactive bladder syndrome: it may be related to factors such as low estrogen levels or excessive obesity, which can make bladder function abnormal, leading to frequent bladder contractions, which can cause frequent urination. Prolonged presence of frequent urination, and exclude the mental psychological factors, it is recommended to go to the hospital urology department for appropriate examination and treatment.