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.
Anophthalmia and microphthalmia Anophthalmia and microphthalmia are birth defects of the eye that can cause vision problems or blindness. Treatments can help babies with these conditions.
What is full-term? A full-term pregnancy lasts between 39 weeks and 40 weeks, 6 days. Babies born full term have the best chance of being healthy.