Cocaine and pregnancy Learn about the effects that cocaine may have on pregnancy, and see how you can help ensure mothers are able to make the right choices for their babies' health.
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.
Marijuana and pregnancy Using marijuana during pregnancy may cause harm to your baby. Learn about the effects of marijuana and how to seek help to quit.
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.