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.
Zika virus and pregnancy infographic Zika infection during pregnancy causes a birth defect called microcephaly and other brain problems. Learn how to protect yourself from Zika.
Know your workplace pregnancy rights March of Dimes leads the fight for the health of all moms and babies. We use research, advocacy, and education to give every baby the best possible start.