Birth defects and your baby Birth defects can cause problems in overall health, how the body develops or how the body works. Babies with birth defects may need special medical care.
Rh disease RH factor is a protein on some people's red blood cells. Learn how RH disease affects your baby and how to prevent it.
Thalassemia Thalassemia is a hereditary condition where your body produces fewer healthy red blood cells. Learn how thalassemia is diagnosed in your baby.