How To Predict Due Date From Ovulation
These are especially useful if a woman has irregular periods.
How to predict due date from ovulation. Find your most fertile days get pregnancy parenting tips in your inbox doctor approved information to keep you and your family healthy and happy. Please note that the date you enter in the calculator may result in an ovulation date that has already passed. Your due date is only an estimate. If you deliver on your due date your baby is actually only 38 weeks old not 40.
Calculating an accurate due date is an important first step in pregnancy. If you have regular 28 day menstrual cycles there are two ways to calculate your due date. Using this method due date is 38 weeks from the conception date. The calculation of the estimated due date edd is based on the day of the date of ovulation and fertilization.
This method is based upon the date you conceive a child for which woman need to keep track of ovulation date and estimate the date of conception. Babycenter is committed to providing the most helpful and trustworthy pregnancy and parenting information in the world. Every pregnancy is unique and your baby will come when it s ready. If you do happen to know precisely when you conceived say if you were using an ovulation predictor kit or tracking your ovulation symptoms you can calculate your pregnancy due date based on your conception date.
It is useful if you did not keep track of your periods or do not remember the date of your last menstrual period. Note that your menstrual period and ovulation are counted as the first two weeks of pregnancy. Fertility charting basal temperature tracking and purchased ovulation test kits can also be used to help predict a woman s fertile times. 80 of babies are born within 10 days of the predicted day.
Our content is doctor approved and evidence based and our community is moderated lively and welcoming with thousands of award winning articles and community groups you can track your pregnancy and baby s growth get answers to your toughest questions and connect with. Please remember that your due date is only an estimate. 20 of babies are born outside the normal 10 day window. The edd can be calculated by adding 266 days to the day of ovulation fertilization.
Ultrasound can predict your date more accurately in early stages of pregnancy. Exact calculation of the due date.