Theory of contagion was first enunciated by: (A) Paracelsus, (B) Fracastorius, (C) Vesalius, (D) Pare
Answer is B. Revival of medicine encompasses period from 1453 -1600. Fracastorius an Italian physician enunciated &;theory of contagion&;. He envisaged transmission of infection minute invisible paicles and explained cause of epidemics. He recognised syphilis was transmitted from person to person during sexual relationss. He is founder of epidemiology. Ref: Park&;s textbook of preventive and social medicine; 23rd edition; Pg no: 5