Down syndrome Down syndrome affects your baby's learning and development, and presents some physical problems. What causes Down syndrome and how can you test for it?
Genital and urinary tract defects Learn what causes genital and urinary tract defects and see how they affect your baby's health.
Amniotic fluid Amniotic fluid is the fluid surrounding your baby in your uterus. Learn how amniotic fluid keeps your baby healthy.
Lead poisoning Lead poisoning occurs from high levels of lead in your water or environment. Learn about the risks of lead poisoning in children.