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.
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.
Why at least 39 weeks is best for your baby If your pregnancy is healthy, it’s best to stay pregnant for at least 39 weeks. Wait for labor to begin on its own.