The Korea National Institute of Health (KNIH) is a government agency under the Ministry of Health and Welfare in South Korea. Established in 1946, its primary mission is to conduct research and provide public health services to improve the health of the population. The KNIH plays a crucial role in disease prevention, health promotion, and the management of public health emergencies. The institute focuses on various areas, including infectious diseases, chronic diseases, and environmental health. It also collaborates with international organizations and other countries to enhance global health security and share knowledge on health-related issues.