Frequent urination, i.e. frequent urination, may be caused by physiological factors, polyuria, inflammatory urinary frequency, neurogenic urinary frequency, reduced bladder capacity urinary frequency, and periurethral lesions. 1. Physiological factors: for example, drinking more drinks or water, mental stress, cold environment, can lead to increased urination, mostly normal phenomenon. Reduce the intake of liquid, improve the environment, adjust the mood, usually can improve the situation of frequent urination. 2. Pathologic factors: (1) polyuria frequency: increased urination, and each time the volume of urine is not less, and the total volume of urine increased. See diabetes mellitus, uremia, etc. (2) Inflammatory urinary frequency: frequent urination and small amount of urine each time, mostly accompanied by urinary urgency, urinary pain, such as cystitis, urethritis, prostatitis, etc.. (3) Neurogenic urinary frequency: frequent urination and small amount of urine each time, mostly seen in central and peripheral neuropathy, such as hysteria, neurogenic bladder. (4) Reduced bladder capacity urinary frequency: such as bladder occupation, bladder tuberculosis, etc., manifested as persistent urinary frequency. (5) Periurethral lesions: urethral polyps, parurethral cysts, etc. irritate the urethral opening causing frequent urination. There are many reasons for frequent urination in the toilet, and it is recommended to consult a regular hospital for active treatment.