It describes the transition from the devotion to Asclepius towards the Christian cult, represented by the
replacement of the sanctuaries and by the medical techniques reoriented from the Greek god of Medicine towards Christ. In that sense, it emphasizes on the validity of the dreams of incubation among the first Christians and on literature close to ancient Israel. It also analyzes the reaction of the Fathers of the Church to the writings that denounce the infiltration of Hellenic paganism into the Christian faith.