The Centers for Disease Control and Prevention (CDC) is recognized as the lead United Statesagency[?] for protecting the health and safety of people by providing credible information to enhance health decisions, and promoting health through strong partnerships. CDC serves as a national focus for developing and applying disease prevention and control (especially infectious diseases), environmental health[?], and health promotion[?] and education[?] activities designed to improve the health of the people of the United States.
... Brendan[?] - Irish abbot who sailed the Atlantic Ocean
Richard Francis Burton, (1821-1890), looking for the source of the Nile, discovered Lake Tanganyika
Richard E. ...