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.
HELLP syndrome HELLP syndrome is a pregnancy complication that's a medical emergency and needs quick treatment. Learn the signs and symptoms of HELLP syndrome.
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.