Pregnancy Calendar Last Menstrual Period. First day of last menstrual period *. The estimated due date (edd or edc) is the date that spontaneous onset of labor is expected to occur.
The pregnancy calculator can estimate a pregnancy schedule based on the provided due date, last period date, ultrasound date, conception date, or ivf transfer date. First, input the last date of your menstrual period and the number of days in your menstrual cycle in the appropriate fields of the calculator and turn it on.
Cycle Length (In Days) Days.
First day of last menstrual period *.
From First Day Of Your Period To The First Day Of Your Next Period.
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).
This Is Based On The Belief That Pregnancy Lasts For 266 Days:
Images References :
The Estimated Due Date (Edd Or Edc) Is The Date That Spontaneous Onset Of Labor Is Expected To Occur.
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.