Many women who are preparing for pregnancy are eager to know whether they have successfully prepared for pregnancy. They start testing on the second day of intercourse. I can only say that you are too hasty. If internal fertilization is successful, human chorionic gonadotropin (HCG) will take 6-6 at the fastest. It takes 7 days to show signs, and it takes at least 11 days for a pregnant egg to implant. Impatient pregnant women who want to take a test can start the test 11 days after menstruation is delayed. But what common sense issues do you need to know before taking a pregnancy test? Below, the editor of Babao.com will share with you common sense issues that you need to know before preparing for pregnancy.