Frequent urination can be referred to as a symptom of either consuming excessive water, or another underlying health condition. However, some of other symptoms that accompany frequent urination can be a bit alarming and may indicate that there is a serious problem in the urinary tract. Therefore, it is absolutely essential for you to consult a doctor if any of the serious signs become evident. Given below are some of the symptoms of frequent urination, which should be checked and investigated by a health care provider, at the earliest:--Moderate to high fever accompanied by urinating very often --A strong and sudden urge to urinate, where you find it difficult to wait till you reach the bathroom --Pain in your groin, sides or the lower abdominal area Burning sensation or pain, while passing urine --Changes in the color of the urine, where it appears dark brown or reddish --Presence of blood in the urine