Zika virus and pregnancy Zika infection during pregnancy can cause a birth defect called microcephaly and other brain problems. Learn how to protect yourself from Zika.
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.
Sex during pregnancy Having sex during pregnancy is generally safe for most women. Learn how pregnancy affects your sex life, and when to talk to your health care provider.