Your Health: How long pregnancy should last?

{}{}{}{} How long is a full term pregnancy for a expectant moms? {}{}{}{}{} The American College of Obstetricians and Gynecologists released new definitions of pre term and full term pregnancies.{}{}{}{} Until now, a baby was considered pre term if born before 37 weeks of pregnancy and full term if born anytime from 37 to 42 weeks.{}{}{}{} Now, ACOG recommends, early term is between 37 weeks and 38 weeks 6 days. Full term is between 39 weeks and 40 weeks 6 days. Late term is the 41st week.{} Post term is after 42 weeks. {}{}{}{}{} Experts say more time in the womb can benefit a baby's development and health.{}{}{}{}{} The new definitions appear in the journal Obstetrics & Gynecology.