A neonatal intensive care unit (NICU) provides intensive medical care for ill or premature newborn infants. The organization of a NICU aims to reduce neonatal mortality and morbidity. Key components include physical facilities, personnel, equipment, and laboratory facilities. The unit requires adequate space, environmental controls, and resources to care for high-risk newborns. Staffing includes neonatologists, nurses, and other specialists. Equipment supports functions like resuscitation, monitoring, feeding and thermoregulation. Various levels of care are provided depending on the acuity of the newborns.