The baby a hard to pee out may be imperfect development of the urinary system, may also be cystitis, bladder irritation signs and other diseases caused. 1. imperfect development of the urinary system: infants are not well developed in all aspects of the body, there is no sense of self urination, so the child will appear to be a hard to pee out of the phenomenon. 2. Cystitis: Cystitis is caused by bacterial infection or other factors, patients will have frequent urination, urinary urgency, urinary pain and other symptoms, and in severe cases it will be similar to urinary incontinence. As a result, the child will have a hard to pee out of the performance. 3. Bladder irritation: bladder irritation may be caused by urinary tract infection, urethral tumor, urinary stones and other factors. The patient will be manifested as frequent urination, urinary urgency, urinary pain, urinary incontinence, etc., so the baby appeared bladder irritation signs will have a hard to pee out of the symptoms. The baby appeared a hard to pee out may also be caused by other factors, in the exclusion of physiological factors, if accompanied by other uncomfortable symptoms, should promptly go to the regular hospital, identify the cause of the disease, follow the doctor’s instructions for treatment, and strive for early recovery.