The Pan American Health Organization (PAHO) is an international public health agency established in 1902. It serves as the regional office for the World Health Organization (WHO) in the Americas, focusing on improving health and well-being across the continent. PAHO works with countries to strengthen health systems, respond to health emergencies, and promote disease prevention. PAHO's initiatives include vaccination programs, health education, and research on health issues affecting the Americas. The organization collaborates with governments, non-governmental organizations, and other partners to address challenges such as infectious diseases, maternal and child health, and chronic illnesses, aiming to achieve health equity for all.