PKU (Phenylketonuria) in your baby Phenylketonuria (PKU) is a condition where your body can't break down an amino acid called phenylalanine. Learn to recognize PKU symptoms and treatments.
Planning your pregnancy Planning your pregnancy can help ensure that you and your partner are ready for a baby.
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.