How much week pregnant am i

But if your cycle is irregular, the LMP method may not work for you. Because a reliable estimated date of delivery EDD is important, you and your practitioner can use your conception date instead if you remember it. Just add days to get your estimated due date. There are more than , assisted reproductive technology cycles performed each year in the United States, resulting in about 77, or more babies born a year, according to the Centers for Disease Control and Prevention CDC.

If you are part of the growing tribe of in vitro fertilization IVF moms, you can calculate your due date more precisely using your IVF transfer date.

An early ultrasound, which can more accurately date the pregnancy. Just be aware, however, that not all women get an early ultrasound. Pregnancy milestones such as the first time the baby's heartbeat is heard around week 9 or 10, though it can vary and when you first feel fetal movement on average between 18 and 22 weeks, but it can be earlier or later , can give clues as to whether your due date is accurate.

Your fundal height, which is the measurement from your pubic bone to the top of your uterus, is checked by your practitioner at each prenatal visit and helps confirm your due date. Whether you're trying to avoid being very pregnant in the middle of summer or are a teacher who wants to maximize time off with your little one, you can try to time when you conceive in order to "plan" your due date.

But even if you're one of the lucky ones who's able to get pregnant when she really wants to, just remember that you probably won't be able to map out exactly when you'll give birth to the day or even the week or month!

Still, you can try our Ovulation Calculator , which uses the date of your last menstrual period and your typical cycle length to discover the days you're most likely to be fertile and increase your chances of conceiving.

Yes, your due date can change. It may be that you have irregular periods and your early ultrasound dating was off, or that your first ultrasound was in the second trimester. It could also be because your fundal height is abnormal, or your levels of alpha-fetoprotein AFP , a protein made by the baby, are outside the usual range.

You can read more about the three trimesters in this article about the stages of pregnancy. This pregnancy calculator uses one of two methods to work out when your baby might be born.

If you fill in the start date of your last period, it takes that date and adds 40 weeks assuming you've chosen a 28 day average cycle. If you've chosen a different cycle, it will add or subtract days based upon that.

If you choose to calculate by ultrasound date, the calculator will work out your due date based upon how far along you are on that date. This will likely yield a more accurate result. German obstetrician Franz Naegele created his formula in and it has been referenced ever since. It is important to remember that this pregnancy calculator is meant to be a bit of fun and the results contain guesswork as with all 'predictions' about the future. Assuming it will be born naturally, there's obviously no way of knowing for certain when your baby will arrive.

The vast majority are born two weeks either side. This calculator, as with all due date calculators, should be used only as a guide, to give you a little help with planning for your baby's arrival.

At the point of 42 weeks, births are commonly considered 'post-term'. If you reach this point, your hospital will likely induce labour for the safety of the baby. You can learn more about this and about due dates in this article by the Essential Parent website. The due date charts show possible due dates based upon data from a birth survey carried out by Spacefem.

Other, less important methods used by health professionals for assessing the age of pregnancy include measurement of fundal height size of mother's belly , the age of baby's first heartbeat, and time when mom first feels baby's movement.

The information provided regarding pregnancy progress and fetal development is a guide through the weeks. It is not specific information for a specific individual but serves as a general guide only. As each pregnancy differs, any dates, weights, and lengths should be considered general information for interest only.

Our week-by-week guides use both standard and metric units of measure including pounds and kilograms. Please enter your due date. First day of your last period. Find my Due Date. Example: If your last menstrual period started on a Wednesday, count one week to the next Wednesday. Now keep counting Wednesdays until you reach the present date. References Committee Opinion No. Method for estimating due date.