When.com Web Search

  1. Ads

    related to: calculate your period date

Search results

  1. Results From The WOW.Com Content Network
  2. Estimated date of delivery - Wikipedia

    en.wikipedia.org/wiki/Estimated_date_of_delivery

    The estimated date of delivery (EDD), also known as expected date of confinement, [1] and estimated due date or simply due date, is a term describing the estimated delivery date for a pregnant woman. [2] Normal pregnancies last between 38 and 42 weeks. [3] Children are delivered on their expected due date about 4% of the time.

  3. Julian day - Wikipedia

    en.wikipedia.org/wiki/Julian_day

    The Julian day number is based on the Julian Period proposed by Joseph Scaliger, a classical scholar, in 1583 (one year after the Gregorian calendar reform) as it is the product of three calendar cycles used with the Julian calendar: 28 (solar cycle) × 19 (lunar cycle) × 15 (indiction cycle) = 7980 years. Its epoch occurs when all three ...

  4. Dating creation - Wikipedia

    en.wikipedia.org/wiki/Dating_creation

    Another ancient date for the start of the mythikón (mythical) period is found preserved in Augustine's City of God xviii.3, which dates it to 2050 BC. [30] The final period according to Censorinus and Varro, the historikón (historical) era, began from 776 BC (the first Olympiad) to their own time: The third stretches from the first Olympiad ...

  5. Menstruation - Wikipedia

    en.wikipedia.org/wiki/Menstruation

    The first day of menstrual bleeding is the date used for the last menstrual period (LMP). The typical length of time between the first day of one period and the first day of the next is 21 to 45 days in young women, and 21 to 35 days in adults. [2] [3] The average length is 28 days; one study estimated it at 29.3 days. [10]

  6. Can you actually get pregnant during your period? What an OB ...

    www.aol.com/actually-pregnant-during-period-ob...

    The menstrual cycle is the monthly process by which the body prepares for the possibility of pregnancy. The length of the menstrual cycle will vary from person to person. The average cycle lasts ...

  7. Gestational age - Wikipedia

    en.wikipedia.org/wiki/Gestational_age

    Gestational age. In obstetrics, gestational age is a measure of the age of a pregnancy taken from the beginning of the woman's last menstrual period (LMP), [1] or the corresponding age of the gestation as estimated by a more accurate method, if available. Such methods include adding 14 days to a known duration since fertilization (as is ...

  8. Menstrual cycle - Wikipedia

    en.wikipedia.org/wiki/Menstrual_cycle

    Menstruation (also called menstrual bleeding, menses or a period) is the first and most evident phase of the uterine cycle and first occurs at puberty. Called menarche, the first period occurs at the age of around twelve or thirteen years. [8] The average age is generally later in the developing world and earlier in the developed world. [42]

  9. Old Style and New Style dates - Wikipedia

    en.wikipedia.org/wiki/Old_Style_and_New_Style_dates

    The issue spans the changeover; the date heading reads: "From Tuesday September 1, O.S. to Saturday September 16, N.S. 1752". [1] Old Style (O.S.) and New Style (N.S.) indicate dating systems before and after a calendar change, respectively. Usually, they refer to the change from the Julian calendar to the Gregorian calendar as enacted in ...