Microtia and anotia Microtia and anotia are birth defects of the ear. Learn about risk factors for microtia.
Morning sickness Morning sickness is nausea during pregnancy that typically starts at 6 weeks. Learn about morning sickness symptoms, relief and prevention.
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.