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.
Pregnancy after age 35 If you get pregnant after 35, you may need prenatal tests to check for birth defects. Learn about pregnancy after 35.
PKU (Phenylketonuria) in your baby Phenylketonuria (PKU) is a condition where your body can't break down an amino acid called phenylalanine. Learn to recognize PKU symptoms and treatments.
Preexisting diabetes If you're pregnant and have preexisting diabetes, you and your baby may face some health concerns. Learn how diabetes affects your pregnancy.