More and more women who give birth are overweight or obese, Green says. These women have a much higher rate of complications like diabetes and hypertension, which can lead to earlier births.. Of the roughly 4 million deliveries in the U.S. in 2002, 394,996 were considered preterm, according to the analysis.
'One-in-a-million' conjoined twins born to Atlanta parents: Delighted mom and dad welcome girls who share the same arms, legs and body-and will never be separated. 1  Asa and Eli Hamby born on Thursday morning in Northside Hospital, Atlanta.
High orders of multiple births (three or more offspring in one birth) may result in a combination of fraternal (genetically different) and identical (genetically identical) siblings. The latter are also called super twins. For example, a set of triplets may consist of two identical siblings and one fraternal sibling.