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.
You can work out the date your baby is likely to be born by counting from the first day of your last menstrual period (LMP). This is how most health professionals will work out your due date. Pregnancy is estimated to last nine calendar months and seven days, or 40 weeks.ou can work out the date your baby is likely to be born by counting from the first day of your last menstrual period (LMP). This is how most health professionals will work out your due date. Pregnancy is estimated to last nine calendar months and seven days, or 40 weeks.