Womens Health

Due Date Calculator

Use this calculator to determine your due date
Please enter the first day of your last menstrual period and click "calculate"

Month: Day: Year:

Conception Date:
(Approximately two weeks after
your last menstrual period)
You are in your
First Trimester (wks. 1-12)
Maternity Health
Period of greatest risk for birth defects:
Five to ten weeks gestational age:

Stages of Pregnancy
Fetal organ formation:
Major organs have formed:

Beginning Second Trimester (12-27  weeks)
Risk of miscarriage decreases:

If your premature baby is due after this date,

s/he has a chance to survive
Childbirth Choices
Third Trimester
(27 weeks):
Your Due Date:
(40 weeks - full term):

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