Frequent bathroom visits as soon as you drink water may be a physiological phenomenon, such as drinking more water, pregnancy with an enlarged uterus, cold weather or nervousness, etc. This is mostly normal and does not require special treatment. Sometimes it can also be due to some diseases, such as pyelonephritis, prostate hyperplasia, ureteral stones, etc.: 1. pyelonephritis: mainly caused by bacterial infection, often can appear frequent urination, a drink of water to frequent toilet phenomenon, the acute phase can usually also be accompanied by painful urination, difficult urination, fever, headache, back pain and other symptoms, chronic patients can be accompanied by low-grade fever, lumbar pain, increased nocturia and other symptoms; 2. prostate hyperplasia. Mostly seen in older men, the reasons are mostly related to increasing age and imbalance of sex hormones in the body, etc. It can also occur as soon as you drink water and go to the toilet frequently, mostly more serious at night. Usually accompanied by urinary difficulties, interrupted urination, thin and weak urine flow and other symptoms; 3, ureteral stones: the cause is mainly due to metabolic abnormalities, urinary tract infection, obstruction or foreign body, as well as the role of certain drugs, can often appear frequent urination, a drink of water on the frequent toilet phenomenon. Usually accompanied by elevated blood pressure, nausea, vomiting, urinary urgency, painful urination and other manifestations; 4, diabetes mellitus: mostly caused by insulin secretion or defects in the role of insulin, can also appear as soon as you drink water frequent toilet phenomenon, usually accompanied by more drinking, more food, weight loss and other hypermetabolic symptoms, fasting blood sugar can be checked to help confirm the diagnosis, after the diagnosis of the application of hypoglycemic drugs for treatment; 5, other: other inflammatory diseases such as Cystitis, urethritis, vulvodynia, chronic prostatitis, penile prepuce, urethral polyps, paraurethral gland cysts and other urethral occupational lesions, as well as urolithiasis, acute kidney injury polyuria, etc. usually may appear as soon as you drink water, the phenomenon of frequent visits to the toilet, can help to confirm the diagnosis of medical examination.