The first pregnancy test that has obviously faded after a few days may be the result of a biochemical pregnancy, a miscarriage, or a testing error.
A faded pregnancy test represents a drop in HCG levels in the body, and you may choose to retest. However, using a pregnancy test twice to check, no matter what the color is, it actually does not indicate the development of the embryo.
If you want to know the development of the embryo and whether there is an intrauterine pregnancy, you can take a blood test for HCG, and if the value is within the normal range for the corresponding gestational week, the pregnant woman does not need to worry too much. By 5 weeks after menopause, another ultrasound can be performed to determine whether there is an intrauterine pregnancy.
During pregnancy, pregnant women should have regular checkups to check the development of the fetus and seek medical attention if there are any abnormalities.