Respiratory Distress Syndrome (RDS): This is a common issue where the baby's lungs are not fully developed, making it difficult to breathe. It often requires respiratory support. Intraventricular Hemorrhage (IVH): This is bleeding in the brain that can occur in preterm infants due to fragile blood vessels. Necrotizing Enterocolitis (NEC): A serious intestinal disease affecting preterm babies, which can lead to tissue death in the intestine.