The World Health Organization (WHO) is a specialized agency of the United Nations responsible for international public health. It was established on April 7, 1948, with its headquarters in Geneva, Switzerland. WHO's main objective is to promote health, keep the world safe, and serve the vulnerable. The organization works in partnership with countries, international health organizations, and civil society to achieve its goals. WHO provides leadership on global health matters, sets norms and standards, provides technical support, and monitors health trends. It also plays a crucial role in responding to health emergencies and outbreaks. WHO's work covers a wide range of areas, including communicable diseases, noncommunicable diseases, mental health, and environmental health. The organization also focuses on health systems, health security, and emergency preparedness. WHO's funding comes from member states' contributions and voluntary contributions from organizations and individuals. The organization has a strong commitment to achieving universal health coverage and ensuring that everyone can access the health services they need. WHO's work has a significant impact on global health and has helped improve the health and well-being of people around the world.