How is the Week of Pregnancy Calculated?

Pregnancy Calculated

How is the Week of Pregnancy Calculated?

If you know the day you conceived (as you were tracking the date of ovulation and knew when your egg was fertilized), then you can calculate the estimated due date by counting forward 38 weeks from that date.

Pregnancy Calculator by Menstrual Day

Experts in the pregnancy calculation process usually do not take the date of fertilization as a basis. To calculate how many weeks pregnant you are and the date your baby will be born, you can calculate your date by counting forward 40 weeks from the date of your period.

How to Use Birth Calculator?

Select your “Last Menstrual Date” and click on the “Calculate the Date of Birth” button. Among the results; You can see in detail the estimated date of birth of your baby, what zodiac sign it will be and what awaits you in the process. With the help of Birth Calculator, “How many weeks pregnant am I?” You will find the answer to your question.

Pregnancy Calculator by Menstrual Day

Many expectant mothers take the date of the union as a basis when calculating their pregnancy. However, it is not possible to know exactly when ovulation and fertilization took place. Therefore, the first day of your last menstrual bleeding is considered the day the pregnancy started.

How Many Weeks Does Pregnancy Last?

It takes 40 weeks for the baby to complete its development and be born healthy. Normal birth takes place within 37th and 40th weeks. The birth that takes place between the 20th and 36th weeks is called preterm birth. Babies born prematurely are called premature. Most of these babies need intensive care until their normal development is completed.

Pregnancy Calculated

What is Trimester?

Trimester is a word of Latin origin and means “3 months”. The pregnancy process consists of 3 trimesters. Your doctor, who created your pregnancy follow-up, will inform you about what you should pay attention to in which week. Click here to prosecute the week-by-week pregnancy calendar about your baby’s development.

First Trimester

It covers the period starting from 2 weeks before the baby is fertilized in the womb and up to the 14th week. The sex of the babies is determined at the time of fertilization. If your egg cell is fertilized by your partner’s sperm with the X chromosome, it becomes a baby girl, and if the sperm with a Y chromosome fertilizes it, it becomes a man.

In the first trimester, nausea, morning sickness and vomiting are symptoms that herald you are pregnant. To help prevent morning sickness, you can eat frequent and small meals, and have a light snack before getting up in the morning. It is unlikely that you will clearly understand the gender of your baby during this period. Towards the last weeks, your baby’s face begins to resemble a normal human face. All of your baby’s organs originate in this process and continue to develop.

Second Trimester

During the 14th and 27th weeks of pregnancy, it is the period when your baby continues to develop. With the pressure your baby puts on your belly, you need to urinate more often.

  • You start to feel the movements of your baby in your belly.
  • Gender is clearly understood.
  • It is understood from the outside that you are pregnant.
  • Your baby begins to hear sounds
  • Hair, eyebrows and eyelashes are formed.
  • The sucking reflex begins to form.
  • Your baby’s fingerprint is born.

Third Trimester

It is the period covering the last 3 months of your pregnancy. It is likely that the birth will be delayed a few weeks before or after. However, it carries risks in terms of delivery after 42 weeks. Therefore, do not neglect your doctor’s controls.

  • Your baby’s first poop begins to form in his gut.
  • It turns downwards with its head towards the birth canal.
  • Maternal pretender; As your baby’s cartilage structures turn into bone, they take all the calcium from your body. Therefore, pay attention to a diet rich in calcium.
  • Cramps and pains may be felt.
  • Edema may occur in your body.
  • In the last few weeks, you may feel a burning sensation in your stomach as the uterus pushes up on the stomach.
  • Cracks may occur in the core area due to excessive stretching.
  • During this period, your baby’s volumetric coverage will expand, so your movements will also be restricted.
  • Coming of your birth water and having pain are among the birth signs. Notify your doctor when these occur.

Can I schedule my due date?

Whether you’re trying to avoid conceiving in the middle of summer or are a teacher looking to maximize your time with your little one, you can try when you conceive to “schedule” your pregnancy due date.

However, even if you’re one of the lucky ones who can actually get pregnant at any time, keep in mind that the day (or even the week or month in which you give birth) may not happen exactly as you planned.

Can my due date change?

Yes, your pregnancy due date can change. While there’s no definitive reason for concern, your doctor may give birth for a variety of reasons as your pregnancy progresses. It can change the date you make.

Your periods may be irregular and your early ultrasound appointment may be off, or your first ultrasound may be in the second trimester.

You may also have abnormal fundal height or your levels of alpha-fetoprotein (AFP), a protein produced by the baby, may be outside of the normal range. Talk to your doctor if you have any questions or concerns.

Ultrasound Scan

Even if you can’t pinpoint when you conceived, forget the day of your last menstrual period or are unsure of when ovulation occurred, other tips can help you and your doctor determine your due date at your first antenatal appointment:

An early ultrasound that can more accurately date the pregnancy. Some doctors routinely perform an early ultrasound, but many will only do it early if you have irregular periods, are 35 years of age or older, have a history of miscarriage or pregnancy complications, or if the due date cannot be determined based on your physical exam and SAT.

When you hear the baby’s heartbeat for the first time (around 7 or 8 weeks, although it varies) and when you feel the first fetal movement (around 18 to 22 weeks, it can only be earlier or later), pregnancy milestones, clues as to whether your due date is correct gives.

Your fundal height, which is the measurement from your pubic bone to the upper part of your uterus, should be checked by your doctor at each prenatal visit and helps confirm your due date.

The size of the uterus to note at your first internal pregnancy exam can also be a factor in determining when you will give birth.

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