A few days after bed in the same room, frequent urination began.

After pregnancy in the same room, the fertilized egg implantation about 10 days to 20 days later, may show frequent urination phenomenon, mainly due to pregnancy after the uterus increases the pressure on the front bladder, bladder pressure shows urine intention, so clinically will show frequent urination phenomenon, but will not be accompanied by urgency, urinary pain phenomenon, and urinary tract infection caused by frequent urination is different. Ten days after sexual life, fertilized eggs begin to implant, and the natural cells of the body begin to secrete chorionic gonadotropin. At this time, blood chorionic gonadotropin tests can find that the value exceeds the standard. If it is greater than 20, early pregnancy can be diagnosed.