Why is it 9 months but 40 weeks?

Sure, a month is basically four weeks, but they're (mostly) all actually a little bit longer, and by different amounts. There's technically 4.3 weeks in each month, in a very nonexact sort of way, and so a 40-week pregnancy is more like 9.3 months.
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Are you pregnant for 9 or 10 months?

A full-term pregnancy is roughly 40 weeks or 280 days (give or take up to 7 days) since your LMP. Of course, 40 weeks is generally thought of as 10 months, rather than 9 months. The variation in the number of days per calendar month, however, accounts for this discrepancy.
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Is 40 weeks the same as 9 months?

Forty weeks is actually a little more than 9 months. For example, if your last period started on January 1, your due date would be October 8. So that's more like nine months and one week (or even longer if you go past your due date).
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How long are you actually pregnant for?

Pregnancy lasts for about 280 days or 40 weeks. A preterm or premature baby is delivered before 37 weeks of your pregnancy. Extremely preterm infants are born 23 through 28 weeks.
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Why did they change full term to 40 weeks?

The biggest reason the terminology needs to change is to discourage doctors and patients from scheduling medically unnecessary deliveries — by induction or C-section — before 39 weeks, says Jeffrey Ecker, a specialist in maternal-fetal medicine at Massachusetts General Hospital, Boston.
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Overdue Pregnancy | What To Do When Baby’s due date has passed?- Dr. H S Chandrika| Doctors' Circle



Is full term pregnancy 39 or 40 weeks?

Full term: Your baby is born between 39 weeks, 0 days and 40 weeks, 6 days. Late term: Your baby is born between 41 weeks, 0 days and 41 weeks, 6 days. Post term: Your baby is born after 42 weeks, 0 days.
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Is a 42 week pregnancy normal?

Most pregnancies last 37 to 42 weeks, but some take longer. If your pregnancy lasts more than 42 weeks, it is called post-term (past due). This happens in a small number of pregnancies. While there are some risks in a post-term pregnancy, most post-term babies are born healthy.
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Can you be pregnant for 10 months?

Is pregnancy nine or 10 months long? Your 40 weeks of pregnancy are counted as nine months. But wait … there are four weeks in a month, which would make 40 weeks 10 months.
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What is the longest a woman has been pregnant?

30 Facts About Pregnancy
  • 30 facts about pregnancy. The longest recorded pregnancy was 375 days. According to a 1945 entry in Time Magazine, a woman named Beulah Hunter gave birth in Los Angeles nearly 100 days after the average 280-day pregnancy. ...
  • 5 myths. Myth: The shape of your belly can predict the gender of your baby.
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Are boy babies usually late?

Your Baby Is A Boy

Parents noted that one study found that a baby boy is more likely to go past his due date than a girl. So if you're pregnant with a little prince, it could mean you'll be waiting for his arrival after your due date.
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Can a baby stay in the womb for 11 months?

In Australia, the chance of pregnancies going beyond 42 weeks gestation is in the order of less than five per cent. Jackie Chan has claimed he was born three months overdue, spending a total of 12 months in his mother's womb. “It's highly unlikely that you would have a pregnancy that would go beyond 10 or 11 months.
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Is 37 weeks considered 9 months?

If you're 37 weeks pregnant, you're in month 9 of your pregnancy.
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Are babies born exactly 9 months?

But while we all have gone throughout our lives thinking we add nine months to work out when a baby is due, it's not exactly right. It takes about 38 weeks from the day you conceive to the day you deliver, which isn't nine months.
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Is a pregnancy 38 or 40 weeks?

The unborn baby spends around 38 weeks in the uterus, but the average length of pregnancy, or gestation, is counted at 40 weeks. Pregnancy is counted from the first day of the woman's last period, not the date of conception which generally occurs two weeks later.
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Why do you have to wait 40 days after giving birth?

Traditionally, the 40-day period is believed to be the right amount of time needed for you to recover from the delivery and for your baby to gain strength & immunity. This is why doctors, midwives and even tradition give so much importance to the first 40 days after delivery.
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What week are you 9 months pregnant?

At 36 weeks pregnant, you're officially nine months along. Yes, you read that right. While you'll commonly hear references to the "nine months of pregnancy," in reality, full term is closer to 10 months (and sometimes a little more) when all is said and done.
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Why do babies go overdue?

The reason why the baby is overdue is usually not known. Sometimes it is because of a genetic predisposition (hereditary). Women who have already had a baby that came much later than their due date are more likely to have an overdue baby in future pregnancies. Being born after the 40th week only rarely harms the child.
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What is a stone baby?

A lithopedion (also spelled lithopaedion; from Ancient Greek: λίθος "stone" and Ancient Greek: παιδίον "small child, infant"), or stone baby, is a rare phenomenon which occurs most commonly when a fetus dies during an abdominal pregnancy, is too large to be reabsorbed by the body, and calcifies on the outside as part ...
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Do you need to shave before giving birth?

In previous years, traditional childbirth recommended hair removal on the pubic area before delivery. However, modern childbirth finds that it's not necessary to shave your pubic hair before delivery. Clinical research shows that shaving or not shaving pubic hair doesn't necessarily affect birth.
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How long can a baby stay in the womb after the due date?

Most doctors and midwives are happy for you to go a few days over your due date as long as everything seems to be okay. Many will let pregnant women go up to two weeks over. After 42 weeks, however, the baby's health might be at risk.
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Can a baby feel you rubbing your belly?

Sensation. After around 18 weeks, babies like to sleep in the womb while their mother is awake, since movement can rock them to sleep. They can feel pain at 22 weeks, and at 26 weeks they can move in response to a hand being rubbed on the mother's belly.
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How many months is 41 weeks pregnant?

41 weeks pregnant is how many months? If you're 41 weeks pregnant, you're in month 9 of your pregnancy.
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Can you go to 43 weeks pregnant?

Pregnancy may linger into the 43rd week from time to time. Some babies are vigorous and healthy through a 43-week pregnancy. The rate of stillbirth begins to rise somewhat, and the rate that babies pass meconium is higher; however, most babies will be born healthy.
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Do girl babies usually come early or late?

Girl babies are more likely to be born earlier than boys. Also, if you have longer menstrual cycles, you're more likely to deliver your baby after your due date – but you can never know for certain ahead of time.
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What happens if a baby stays in the womb too long?

If your baby stays in the womb for too long they are more likely to be a stillbirth, or weigh too little or be more likely to have a neurological disorder, because the longer a baby stays in the womb the more likely the placenta is to stop functioning normally."
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