Rh disease RH factor is a protein on some people's red blood cells. Learn how RH disease affects your baby and how to prevent it.
Blood clots and pregnancy Blood clots during pregnancy occur more easily for some women. Know the risk factors for blood clots and see how to treat them during pregnancy.
Folic acid Folic acid is vitamin B9, which can help prevent neural tube defects in your baby. Learn which supplements and foods are good sources of folic acid.