A Registered Nurse (RN) is a licensed healthcare professional who plays a crucial role in patient care, education, and advocacy. RNs assess patient needs, develop and implement care plans, administer medications, and monitor patient progress. They work in various healthcare settings, including hospitals, clinics, and community health organizations, collaborating with physicians and other healthcare providers to ensure comprehensive care. With extensive training and clinical experience, RNs are vital in promoting health, preventing illness, and supporting patients and their families throughout the healthcare journey.