The Oswaldo Cruz Foundation (Fiocruz) is a prominent Brazilian institution dedicated to public health and biomedical research. Founded in 1900, it plays a crucial role in the development of vaccines, medicines, and health policies in Brazil and Latin America. The foundation is named after Oswaldo Cruz, a pioneering physician and epidemiologist known for his work in combating infectious diseases. Fiocruz operates several research centers and laboratories, focusing on various health issues, including tropical diseases, vaccinology, and public health. It also collaborates with international organizations to address global health challenges, contributing to scientific knowledge and improving health outcomes for communities.