Congenital heart defects and critical CHDs Congenital heart defects are the most common types of birth defects. Learn about newborn screening for heart defects and how to prevent them.
Newborn screening tests for your baby All babies in the U.S. receive newborn screening tests before leaving the hospital to test for possible health concerns. See which tests your baby may receive.
Achondroplasia Achondroplasia is a birth defect that prevents a baby's cartilege from turning into bone as it should. Learn how achondroplasia is treated.