Fiocruz, or the Oswaldo Cruz Foundation, is a prominent Brazilian research institution dedicated to public health. Founded in 1900, it focuses on the study and control of diseases, vaccine development, and health promotion. The foundation plays a crucial role in Brazil's healthcare system and collaborates with various international organizations. Located in Rio de Janeiro, Fiocruz is known for its extensive research facilities and laboratories. It also offers educational programs in public health and biomedical sciences. The institution is named after Oswaldo Cruz, a pioneering physician and epidemiologist who significantly contributed to combating infectious diseases in Brazil.