The author makes a recount and analysis of the opinions expressed by differents thinkers that have discussed about the place that the medicine occupies in the classification of the human knowledges, discussion which we find concepts about personalities as Ortega and Gasset, Anzenbaeher, Maranon and Lain Entralgo, thouse go since the consideration that is just an art, ars medica , until who say it's a natural science. He presents a critic about two tendencies that could change the honest job the physician: The scientificism and the technificism. Then he explains the Lain Entralgo's teachings, who defines it as a medical anthropology, as the scientific study of the man as a subject who could suffer a disease, as a subject who in fact is suffering it, in regarding to can be technically helped to get out from it, if he suffers it, and he becomes to suffer it, if he's healthy, and in regarding that he could die, and sometimes he dies, as a consequence to have suffered it.