U. S. Sen. Hillary Rodham Clinton, D-NY, and, former President Bill Clinton, blow out the candles on a cake at Hillary Rodham Clinton's 59th birthday party at Tavern on the Green in New York, Thursday, Oct. 26, 2006.
The unborn baby spends around 38 weeks in the uterus, but the average length of pregnancy, or gestation, is counted at 40 weeks. Pregnancy is counted from the first day of the womanâs last period, not the date of conception which generally occurs two weeks later.
Although your due date might seem to have magical qualities, it's simply an educated guess about when your baby is most likely to arrive. It's perfectly normal to give birth one to two weeks before â or after â your due date. In fact, your pregnancy must continue two weeks past your due date to earn the official label of overdue pregnancy, also known as postterm pregnancy. You might be more likely to have an overdue pregnancy if: