Take a Cord Blood Banking Quiz. Get matched with an Authorized Partner. Your estimated due date comes from Naegele’s rule, a standardized calculation in which 280 days are added to the first date of ...

Pregnancy lasts an average of 280 days (40 weeks) from the first day of your last menstrual period (LMP). The first day of your LMP is considered day 1 of pregnancy, even though you probably didn't ...

When you're expecting a baby, your due date can carry a lot of weight: it can be a deciding factor regarding whether to put a baby on life support if delivered very prematurely—or cause more ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. As absentminded as you may be, one holiday ...

When you first find out you’re pregnant, one of the first things you probably wonder about is your baby’s due date. You can use a pregnancy due date calculator to get a rough idea of when your little ...