Constant urination in the toilet may be caused by psychogenic urinary frequency, overactive bladder syndrome, urinary system diseases, prostate diseases, diabetes and other factors. 1. Psychogenic urinary frequency: excessive psychological tension or excessive fear, easily induced psychogenic urinary frequency, it will be frequent urination, but there is no other urinary abnormality, in the psychological state of the adjustment of the autonomy of the recovery. 2. Overactive bladder syndrome: it may be related to autonomic dysfunction or low estrogen level, resulting in unstable bladder function and frequent contractions, which will cause frequent urination. 3. Urinary system diseases: when there is an infection or stone in the urinary system, it is easy to cause irritation to the urinary tract, which will cause frequent urination, such as cystitis, bladder stones, etc., and may be accompanied by difficulty, pain in urination, hematuria and other symptoms. 4. Prostate disease: enlarged and swollen glands can irritate the bladder and oppress the urethra, which can cause frequent urination, common diseases for prostate hyperplasia and prostatitis, may also be accompanied by perineal distension and pain, urinary difficulty, urinary weakness and other symptoms. 5. Diabetes: when suffering from diabetes, can lead to the body of blood sugar instability, when the blood sugar increases will cause frequent urination, usually accompanied by fatigue, drinking and other symptoms, and even lead to ketoacidosis. Constant urination in the toilet, and accompanied by other abnormalities, it is recommended to consult a doctor for a detailed examination, to clarify the causes of timely treatment, to avoid aggravation of the lesions.