Marfan syndrome Marfan syndrome is a birth defect that affects the body's connective tissue. Learn the signs and symptoms of Marfan syndrome and how it's treated.
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.
Ultrasound during pregnancy An ultrasound is a prenatal test to check your baby's growth and development and to monitor their health. There are different types you can receive.