How much a normal person urinates is related to a number of factors. Urine output is generally defined as the total amount of urine excreted from the body in 24 hours. In normal adults, it ranges from 1,000 to 2,000 milliliters, mostly around 1,500 milliliters; in children between the ages of 1 and 6, it ranges from 300 to 1,000 milliliters; and in children between the ages of 7 and 12, it ranges from 500 to 1,500 milliliters. In addition, urine output may increase accordingly with excessive water intake and decrease accordingly with excessive loss of body fluids. 1. Age: In general, the total 24-hour urine volume of normal adults is 1,000 to 2,000 milliliters, most of which are around 1,500 milliliters; the total 24-hour urine volume of children between 1 and 6 years old is 300 to 1,000 milliliters; and the total 24-hour urine volume of children between 7 and 12 years old is 500 to 1,500 milliliters. 2. Environmental factors: General urine volume is easily affected by the environment, such as in a hot environment, body fluids evaporate more, at this time can cause a decrease in urination, it is recommended that timely hydration to prevent discomfort. 3.Diet: When the physiological drinking more water or drink more strong tea, coffee, urine volume will appear physiological increase in the situation; and when the daily drinking less water, will also cause a physiological decrease in urine volume. When the body disease can also cause changes in urine output, such as uremia, diabetes mellitus, acute renal failure polyuria, etc. can cause a pathological increase in urine output. Dehydration, cirrhosis ascites, uremia, etc. will cause a pathological decrease in urine output. If there is a pathological change in urine output and other symptoms of discomfort, it is recommended to go to a regular hospital for timely treatment.