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.
Respiratory syncytial virus (RSV) in babies is an infection affecting the lungs and breathing passages. Learn about RSV in babies and how to seek treatment.
Low birthweight is when a baby is born weighing less than 5 pounds, 8 ounces. Learn about the causes, risks and health-related effects of low birthweight.