A woman who urinates once every half hour has the symptom of frequent urination. Frequent urination is usually seen in two ways: in the first case, there is a real need to consider pregnancy, which can lead to frequent urination because of the increased pressure on the bladder caused by the enlarged uterus. This symptom is more noticeable in early and late pregnancy. In the second case, we need to consider the urinary tract infection, women’s urethra is close to the perineum, and the urethra is relatively short and straight, if you don’t pay attention to hygiene, resulting in cross-infection, it is easy to cause urinary tract infections, there will be frequent urination, urinary urgency, painful urination and other symptoms. So it is necessary to combine the woman’s comprehensive situation to make a judgment, if the menstruation is delayed, and the symptoms of frequent urination, the probability of pregnancy is higher, this situation should be timely to do a pregnancy test.