In most cases, bleeding caused by implantation will be either brown or light pink in color. The flow is very light and will only last a short amount of time. Some women will also experience some cramping as well. Bleeding will come and go, and be very light.
A chemical pregnancy is simply a miscarriage that occurs very early on in a womanâs pregnancy. Often, this is because a woman was able to obtain a positive determination of pregnancy from a test before her period typically occurs.
Issues With Sensitive Tests to Detect Early Pregnancies. While sensitive pregnancy tests, that require only 10 to 20 mIU of hCG to give a positive pregnancy test result, seem like a good thing, there is one potential problem. Statistics show that 25 percent of all pregnancies end in an early miscarriage.