- To calculate your pregnancy due date, you can use the following methods12345:
- Add 280 days (40 weeks) to the first day of your last menstrual period (assuming a 28-day cycle).
- Subtract three months from the first day of your last period and add seven days.
- Use the Mittendorf-Williams rule: Determine the first day of your last menstrual period, count back three calendar months, and add 15 days if it's your first pregnancy or 10 days if it's not your first pregnancy.
了解详细信息：✕以上信息汇总借助人工智能技术，若访问原文请查看了解详细信息。Your due date is calculated by adding 280 days (40 weeks) to the first day of your last menstrual period (assuming a 28 day cycle). Note that your menstrual period and ovulation are counted as the first two weeks of...
www.yourduedate.com/Most pregnancies last around 40 weeks (or 38 weeks from conception), so typically the best way to estimate your due date is to count 40 weeks, or 280 days, from the first day of your last menstrual period (LMP). You...
www.whattoexpect.com/due-date-calculator/The basic formula is LMP + 280 days = EDD (estimated due date), and pregnancy week counting starts on the first day of your last period, starting with Week 0 (not 1!) and counting all the way up to Week 40 (your due...
www.babylist.com/due-date-calculatorFind out the first day of your last menstrual period Subtract 3 months from that date Add 1 year and 7 days
www.thecalculatorsite.com/health/pregnancy-calcul…How to calculate due date: Mittendorf-Williams rule
- First, determine the first day of your last menstrual period.
flo.health/tools/due-date-calculator - 其他用户还问了以下问题
Pregnancy Due Dates Calculator
Enter date of last menstrual period, gestational age (on today's date or other ultrasound date), date of conception, OR estimated due date to estimate the other dates. Only EDD is affected by cycle length ≠28 days when calculating from LMP, EGA, and EDC.
Pregnancy Calculator
- Pregnancy is a term used to describe a woman's state over a time period (~9 months) during which one or more offspring develops inside of a woman. Childbirth usually occurs approximately 38 weeks after conception, or about 40 weeks after the last menstrual period. The World Health Organization defines a normal pregnancy term to last between 37 and ...
Pregnancy Due Date Calculator
Our free pregnancy calculator can estimate your pregnancy due date based on the date of your last menstrual period.
Pregnancy Due Date Calculator - BabyCenter
2023年10月24日 · Use our pregnancy calculator by plugging in the date of your last period, the date you conceived if you know it, the timing of your IVF transfer, or your first ultrasound date. The Due Date Calculator will do the rest!
Pregnancy Due Date Calculator - Perinatology.com
Calculate delivery due date , concpetion date, gestational age and other important dates during pregnancy using LMP, ultrasound dating, or date of embryo transfer (IVF).
Pregnancy Due Date Calculator - What to Expect
2024年9月26日 · When is your baby due? Use this pregnancy calculator to find your due date based on the date of your last menstrual period, conception date, IVF three-day or five-day …
Pregnancy Due Date Calculator: How Many Weeks Pregnant Am I?
2024年4月16日 · Your due date is calculated based on the first day of your last menstrual period (LMP) or, if known, your conception date. The basic formula is LMP + 280 days = EDD …
Due Date Calculator
The Due Date Calculator estimates the delivery date of a pregnant woman based on her last menstrual period (LMP), ultrasound, conception date, or IVF transfer date. Estimate Based …
Pregnancy due date calculator - Flo
Positive pregnancy test? Trying to conceive? Our pregnancy Due Date Calculator can help you work out your estimated due date or when your baby might arrive.
Due Date Calculator
2024年5月27日 · The due date calculator (also known as pregnancy calculator) helps to answer the question: when is my due date? With our tool, you will estimate the due date of …