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.
Influenza (flu) and your baby Babies 6 months and older need a flu shot every year. Learn the signs and symptoms of flu in babies.
Chronic health conditions and pregnancy Work with your health care providers to manage your chronic health condition and any medicine you take before, during and after pregnancy.