Cleft lip and cleft palate Cleft lip and cleft palate are birth defects affecting a baby's lip and mouth. Learn their causes, how they're diagnosed and how they're treated.
Amniotic fluid Amniotic fluid is the fluid surrounding your baby in your uterus. Learn how amniotic fluid keeps your baby healthy.
Low birthweight Low birthweight is when a baby is born weighing less than 5 pounds, 8 ounces. Learn about the causes, risks and health-related effects of low birthweight.
Smoking during pregnancy Smoking during pregnancy can cause problems like premature birth and birth defects. If you need help to quit smoking, tell your health care provider.