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.
Genetic and chromosomal conditions Genes and chromosomes can sometimes change, causing serious health conditions and birth defects for your baby. Learn about these changes and testing for them.
Weight gain during pregnancy Gaining the right amount of weight supports your baby's development, but too much can be harmful. How can you track your weight gain during pregnancy?