5 of the Most Common and 4 Surprising Causes of Birth Defects
A birth defect, also called a congenital anomaly, is a problem that occurs when a baby is developing in the womb. An estimated one out of every 33 babies in the U.S.

A birth defect, also called a congenital anomaly, is a problem that occurs when a baby is developing in the womb. An estimated one out of every 33 babies in the U.S.