A pregnancy test stick is a bar indicating that you are not pregnant. It is suggested that you postpone menstruation for more than one week before using early pregnancy test paper. If two lines are pregnant, or one is not pregnant. A pregnancy test stick is a tool used by women to test whether they are pregnant or not. If there are two bars on the pregnancy test stick, it is pregnancy (positive). Morning urine can be detected by pregnancy test paper. If the pregnancy test stick becomes two, it means you are pregnant. If it's a bus, it may be delayed menstruation. If you are sure that you are pregnant, the pregnancy test stick is a lever, which means that the quality of the pregnancy test stick is not good, or it is expired, or it is improperly used. It may also be that the pregnancy test stick is not very sensitive, so it is monitored too early. When you check your blood, you are sure that you are pregnant. It will take three to five days to use the pregnancy test stick, and there will be a weak positive reaction. Therefore, monitoring with a pregnancy test stick is not very accurate. Sometimes monitoring with a pregnancy test stick is just two bars, and it is not necessarily pregnancy. Because the structure of many hormones is similar to the molecular structure of chorionic gonadotropin monitored by pregnancy test stick, sometimes there will be interference, so sometimes there will be false positive reaction, and the blood test is the most accurate.