1 Subtract eleven days from the total number of days to find the last fertile day in your cycle. 2  For example, if your longest cycle lasted 31 days, your last potentially fertile day in each cycle would be the 20th day in the cycle (31 - 11 = 20).
Why you shouldnât work up until your due date. I nearly gave birth to my son at work. Right there on the third floor of the sea foam-green AAA building on Van Ness Avenue, where I was working at the time. Luckily, my coworker Nino convinced me to go to the hospital when I told him that I was feeling crampy.
Of course, a due date calculation is always approximate, whether it's from our tool or from your doctor or midwife. Only 1 in 20 women delivers on her due date. You're just as likely to go into labor any day during the two weeks before or after. pregnancy timing chart.