Can the exact date of conception be determined accurately?
Many women have questions about the date of possible conception, and unfortunately figuring this out is not always so easy. The assumption is that if a woman has pretty regular menstrual cycles, then she will be ovulating during a certain time of the month. Ovulation is the time when conception can take place because that is when an egg is made available. The problem is that most women do not ovulate on an exact date each month, and many women have a different ovulation day from month to month. If you also take into account that sperm can live in the body 3-5 days after intercourse has taken place, this can make figuring out conception very difficult. Most doctors use the first day of the last period (LMP) and ultrasound measurements to gage the gestational age of a baby and determine when the baby was conceived. But these are just tools used to estimate the dates—it is very hard for anything to tell what the exact date of conception really is. Most people do not realize that ultrasoun
