Is it normal for urine volume to be less than 200 ml at a time?

Normal urine volume below 200 ml is normal, but also need to be analyzed according to the specific situation.

Normal adult urine volume is usually between 200 ml and 300 ml, but due to urine volume is affected by a variety of factors, including water consumption, environmental temperature, physical activity level, etc., urine volume can lead to certain differences. If you usually drink less water, or in a high temperature environment, or strenuous exercise, urine output will usually be relatively reduced, may be less than 200 ml, but as long as there is no discomfort symptoms, remove the above inducing factors, urine output can gradually return to normal, usually considered normal phenomenon. However, if the long-term urine volume is less than 200 ml, accompanied by symptoms such as low back pain, urinary pain, urgency, frequent urination, abnormal urine color, etc., it is considered to be related to urinary tract infection, renal insufficiency, urethral obstruction and other diseases, which is abnormal phenomenon.