pregnancy test calculator
Use our pregnancy calculator and Get information when was your conception date, when your NT ultrasound should be, your anatomy scan should be and your due date will be…
enter the first day of your last menstrual period: Month/Day/Year (for example 05/22/2015)
Don’t know your due date? you can use our pregnancy calculator to obtain an estimate.
This pregnancy test calculator to find out the exact due date for important pregnancy events.
take a pregnancy test calculator
Pregnancy usually lasts 280 days (40 weeks) from the first day of the woman’s last menstrual period.
Please bear in mind that only 3-5% of babies are born on their due date — or “guess date” if you prefer! This our free pregnancy calculator is a general guide: every woman’s pregnancy is absolutely unique, and our babies might arrive than sooner or later than their expected.
How does our pregnancy calculator work?
online pregnancy test calculator
Working out how many weeks pregnant we are can be a little confusing. Until our dating scan our pregnancy will be counted from the first day of your LMP (last menstrual period), While ovulation will generally occur two weeks after our LMP, which is when we technically become pregnant. In simple terms, our due day is the first day of our last period, plus 40 weeks.
pregnancy calculator how many weeks am i
Is it the pregnancy calculator accurate?
Only 5% of pregnancies arrive on their due date with the mostly born two weeks either side, but having a better idea of the due date is a good way to ensure we have everything in place in time for our new arrival.
Does this the pregnancy calculator show the exact conceived date?
Generally nothing is 100% accurate. Our date of conception is just an estimate as is our due date. It ovulation occurs once a month, and on average about Fourteen days after the first day of your last period. It ovulation lasts anyway from Twelve-Twenty-four hours, Forty-eight hours at the most. However, sperm can live in the vagina for five days. So unless you know the exact day that you ovulated and only had sex one time or so, there is no Method to be exact. Some woman ovulate earlier in the cycle and some later, so again, it is just an estimate.
free pregnancy calculator
How accurate is the pregnancy test calculator wheel the doctor use is?
The accuracy of the wheel is based on the accuracy of knowing your cycle, they usually set it to Twenty-eight day cycle, or if you let them know you are different it will change, it has been beautiful accurate for me but ultrasound is the best that and the measurement of your uterus!
Two pregnancy test calculators and with different results?
There are slightly different methods of calculating due dates. And ultrasounds go by measuring growth, and they are NOT so precise that they can nail down the exact date of conception, early pregnancy scans have a margin of error of up to a week.
Our doctor will almost never change your due date based on the scan as long as it’s within that margin of error. They continue to use the date based on the LMP. The normal way of calculating due date is by Nagele’s Rule, where you take the first day of your LMP, add seven days, then count backwards 3 months. Other pregnancy calendars might give you a few days difference.
Will online pregnancy calculator work for me if my periods are irregular?
No, it won’t be totally accurate…they never are! Both pregnancy AND ovulation calculators tend to work on the assumption that you have a 28 day cycle and ovulate on CD14. If either of these are wrong, your due date (for either) would be thrown off.
Pregnancy is said to begin on the day of menstruation, but in reality, it’s 2 weeks prior to ovulation, whenever that is for the woman in question. If you are PG and just want a due date, the date you get from an online calculator will be the same that your doctor or midwife will give you…however, that could change by several days or even a couple of weeks if you have a dating scan before 12 weeks, as this will be more accurate than guessing.
Pregnancy calculator vs. ultrasound?
What did your doctor say about it? Did you have irregular periods before getting pregnant this time? That could throw the due date off. I would request another ultrasound at now and go by those measurements. If you’re actually 12 weeks and the baby is measuring that small there could be something wrong, where as if you’re actually only 6 weeks and you insist on staying at 12 weeks they may try to induce and your baby could come too soon. So you need another ultrasound.
Age Pregnancy All pregnant women care about. There are several methods for determining the age of the pregnancy. Various methods are available to determine pregnancy in a different age, a woman often confuses these factors, it becomes a cause of uncertainty and nervousness. Really not a worry, although pregnant women should have access to complete information about how to determine the age of the pregnancy.
You can determine the age of the pregnancy calculator on our site using birth control. This view allows you to automatically determine the obstetric pregnancy and embryonic age.
Obstetric pregnancy Age – This method is the most popular and universal method, which uses a lot of obstetrician-gynecologist. The age of the last menstrual period is pregnancy test calculator from the first day. Often this method does not give the actual age of the pregnancy, since her last menstrual period is calculated from the first day, and conception occurs in a period of (such cases are very rare), but the days of ovulation. Ovulation days was roughly corresponds to the period from the middle of the cycle. The standard error of the approximate age of the 28-day cycle in two weeks.
Pregnancy calculator will give you this information.
During embryonic age – this method is much more accurate. Age begins after conception or ovulation period. If you know exactly insemination or ovulation day, is better if you rely on this method and in this way to calculate the age of pregnancy. This too can get our free pregnancy calculator.
Age of pregnancy by ultrasound – the age of the fetus is determined by size. This method is accurate to calculate the age of the pregnancy and embryonic manner calculated to match the age, but the age of the pregnancy ultrasound computed too often do not match the pregnancy due date calculator age of obstetric method, which causes confusion for pregnant women.
Pregnancy through ultrasound is accurate to calculate the age of pregnancy at an early stage. Therefore, it is recommended to rely on this method and use the pregnancy calculator
Pregnancy age to calculate the size of the uterus – this method gives approximate results, and is calculated with the doctor’s examination of the pregnant woman.
pregnancy calculator week by week pictures
What should I do once we know our due date?
Once you’ve used free online the pregnancy calculator, take a look at the pregnancy week by week section to find out how you and your baby will develop throughout your pregnancy. Some chances are if you’ve just discovered you’re pregnant you’ll already be 4 weeks or even 6 weeks pregnant.