When Does Implantation Occur in Pregnancy?

When Does Implantation Occur in Pregnancy? || Common gynaecological problems in women There are a lot of things going on in early pregnancy. The first thing that you need to understand is the menstrual cycle. A good understanding of this can help you understand how the other parts play into the process. A huge part of the menstrual cycle that is the basis of pregnancy is ovulation. Ovulation typically occurs fourteen days prior to the beginning of menstruation, the point when the uterine lining is sloughed off if no pregnancy has occurred.