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Doctor insights on: How To Calculate How Many Weeks Pregnant You Are

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Dr. Andrew Seibert
4 doctors shared insights

Pregnancy (Definition)

When your due date arrives, you will be more than ready to have your baby! Most women deliver the baby somewhere between 37 and 42 weeks. According to the American College of Obstetricians and Gynecologists, only 5% of babies arrive on the exact due date. Approximately 7% of babies are not delivered by 42 weeks, and when that happens, it is referred to ...Read more


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How do they calculate how many weeks pregnant you are in an ultrasound?

How do they calculate how many weeks pregnant you are in an ultrasound?

Measurements: During an ultrasound of a pregnant woman various measurements are done including the diameter of the baby's head, the circumference of the head and belly, and the length of arm and leg bones. How many weeks the baby is can be determined by those measurements. The earlier an ultrasound is the more accurate it is. ...Read more

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How do you count how many weeks of pregnancy you are?

How do you count how many weeks of pregnancy you are?

If regular periods..: If a woman has REGULAR periods, and she misses her period due to pregnancy, she just starts counting from the first day of the last period that she had. So, if her last REGULAR period was July 21, and she missed her August and September periods, then she just counts on the calendar the number of weeks from July 21 until now. ...Read more

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How many weeks are you pregnant?

How many weeks are you pregnant?

42 weeks or less!: The numbers, above, are average. Women who have had several children usually have parturition occur slightly earlier. Of course early births (pre-term) are possible during any pregnacy. ...Read more

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How many days prior to ovulation are you able to get pregnant?

How many days prior to ovulation are you able to get pregnant?

Ovulation: Once an egg is released (you have ovulated), the egg can be fertilized most often within the first 36 hours. Sperm can live for up to 24 hours in the vagina. Therefore, you need to time sex no more than 12-24 hours prior to ovulation, and periodically following ovulation to have the best chances of conceiving. Most fertility experts do not recommend more than daily intercourse at ovulation. ...Read more

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How to find out how many weeks pregnant without ultrasound?

How to find out how many weeks pregnant without ultrasound?

By LMP: Using the 1st day of your last menstrual period, - from then on is how pregnant you are. So 28d out - 4wks pregnant; and so on. ...Read more

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How do tell how many weeks you are?

How do tell how many weeks you are?

Pregnancy calculator: Use your favorite search engine and search for "pregnancy calculator". Plug in the dates requested that apply to you, and a result will be given. Congrats ! ...Read more

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How do you calculate ovulation? How can you tell if you are in fact ovulating

How do you calculate ovulation? How can you tell if you are in fact ovulating

Ovulation: Ovulation can somewhat be predicted approximately 14 days prior to the next menstrual cycle. So previous cycles have to be evaluated to determine this time.A definitive ovulation is only found if pregnancy occurs or an egg is actually seen to be released from the ovary during laparoscopy. Suspected ovulation can be determined by way of serum Progesterone and watching the follicle collapse after ovulation with ultrasound. ...Read more

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How does a doctor determine how many weeks pregnant you are?

How does a doctor determine how many weeks pregnant you are?

Last cycle and sono: Due date or how many weeks pregnant are calculated from the first day of the last menstruation, whose menses are regular. One gets pregnant two weeks after the last menstruation, so when we say woman is 8 weeks pregnant, in reality she is only 6 weeks pregnant. Sonogram in first three months pregnancy is very accurate in dating pregnancy. Total pregnancy is 40 weeks. ...Read more

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How many times weekly should you have sex if you are trying to concieve and ovulation is difficult to track?

How many times weekly should  you have sex if you are trying to concieve and ovulation is difficult to track?

Every other day: Because the egg is viable for approximately a day after ovulation, and sperm live longer, having sex every other day around the fertile period is a reasonable approach. If you're having difficulty conceiving, a focus on your cycle length may provide valuable information about when, and if, you are ovulating. ...Read more

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Please give advice on how to find how many weeks pregnant you are?

Please give advice on how to find how many weeks pregnant you are?

Web: Search on the web for a "pregnancy wheel" or due date calculator and put in your last mentrual period or due date. ...Read more

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How many days to know if im pregnant?

How many days to know if im pregnant?

Ans. : Depends how you are testing. By urine takes about 7 to 19 days for the hormone levels to rise enough for detection. By bloid only 3 days it less ...Read more

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How long to tell if you are pregnant for sure?

How long to tell if you are pregnant for sure?

A blood preg test: Does not lie it will be + a few days before the missed period and defintely at the time of the missed period , more reliable than home urine tests which are very relaible if done at the right time and done properly. ...Read more

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How can you tell how far you are in a pregnent?

How can you tell how far you are in a pregnent?

Pregnancy Wheel: You can find online many sites that will let you put in your last menstrual period and it will tell you your due date and how far along you are. If your periods were irregular or unknown, an ultrasound can be done to measure the size of the fetus and that will correlate with your current gestational age. ...Read more

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How can we know about ovulating dates that what are these days ?

How can we know about ovulating dates that what are these days ?

Timing: Theis is the best way. If cycles are 28 days then most likely ovulation is day 14. If not regular it becomes more tricky and ovulatin kits may help. ...Read more

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How do you know when you're done ovulating. What are the symptoms after ovulation for women that are not trying to get pregnant..

How do you know when you're done ovulating. What are the symptoms after ovulation for women that are not trying to get pregnant..

Mittelscherz: You can use ovulation prediction kits and some women have apps on their phones to predict ovulation days based on their periods. Ovulation usually occurs around 14 days after the 1 st day of your period and is a singular event (not over days). The cramping from it may last 2-3 days (mittelschmerz) and the egg is viable for conception for several days. ...Read more

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How many weeks pregnant do you have to be to see anything on ultrasound?

How many weeks pregnant do you have to be to see anything on ultrasound?

5-6 weeks from LMP: The gestational sac is seen earlier than a fetus can be detected on an ultrasound. A gestational sac can be seen as early as the 5th week of pregnancy or 3 weeks after conception. If no gestational sac is seen, it could mean that you ovulated late. If HCG levels are less than 1100, repeat ultrasound should be obtained. ...Read more

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