January is National Birth Defects Prevention Month. The National Birth Defect Prevention Study (NBDPS) was one of the largest studies conducted in the United States to determine the causes of birth defects. The article below helps raise awareness about the different types of birth defects that researchers have identified, ways to prevent birth defects, as well as some complexities surrounding each birth defect. Findings illustrated specific links between a particular type of birth defect and its cause, while other birth defects involved specific risk factors. Click on the link below to learn about the different types of birth defects you or a loved one can prevent or may be experiencing.