Human births that occur under 39 weeks of gestation are considered preterm. A majority of these births for 1990 and 2006-2010 occurred within the 37-38 week range. The smallest percentage of premature births occurred under 34 weeks of gestation. Babies born this early can have serious complications, including trouble breathing. This is due to a lack of organ development.
Human births that occur under 39 weeks of gestation are considered preterm. A majority of these births for 1990 and 2006-2010 occurred within the 37-38 week range. The smallest percentage of premature births occurred under 34 weeks of gestation. Babies born this early can have serious complications, including trouble breathing. This is due to a lack of organ development.