Conception could happen within minutes or it could take days. Or, you might not get pregnant at all. Keep reading to learn how long it takes for fertilization and implantation to occur after sex ...

Conception, the fertilization of an egg by ... If fertilization and/or implantation does not take place, the body experiences menstruation (the monthly shedding of the uterine lining).

they do not prevent [post-ovulation] fertilization or implantation.” (P. 9.) The PRH brief goes on to assert that “current evidence shows” that Plan B “is not effective after ovulation has ...

the embryo (from implantation to identifiable organogenesis—that is, until 40 days after conception); (iii) the fetus (from organogenesis until potential viability—40 days after conception ...

The light spotting associated with implantation can occur for up to 1-2 weeks after conception. As such, the timing of ...