Microtia and anotia Microtia and anotia are birth defects of the ear. Learn about risk factors for microtia.
Preexisting diabetes If you're pregnant and have preexisting diabetes, you and your baby may face some health concerns. Learn how diabetes affects your pregnancy.
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.