This study is constitued in a effort refection on the theme of the humanization in what it concern your relationship with the social worker practice that acts in the scenery of the hospital assistence. Nowadays this theme becaming with great public relevance in the practices of health in Brazil. It happened when it had indicated a necessary one and prassing reflection about the quality of the established relationships among the professionals and subjects that demanded cares of helth. Such reflection location in the ambit of the ethics, demand to rethink of behaviors alienation in relation to the other, historically deep-rooted in the institutional hospitalar culture. Being the social worker, a profissional that get a direct relationship with the subjects in the daily of the hospital assistance, the humanization debats come as a challenge ,tends in view your expression quality action of your ethical commitent with the construction of reciprocal relations like freedom, democraticy, fairly and solidarity. This way the understanding of the social worker humanization practice that is needed to express in this study have the compreensive vision about the professional action as a possibility to unveil new forms of be and to be in this world. The reflection about the relational dimension of the social worker practice, is this way, the principal theme of this study. It is looked for conceive the professional action humanization as an ethical-political-pedagogic process that permanently enfold the attitude developiment that can take the recognition of wich other demands through the respect to your inherent autonomy and the condition of the subject-person. The study presents the research acconplished with seven social workers that acts at the public hospital. The principal investigation meaning was understand the principal reasons that guide the social workers in your daily practice in relation with the humanization theme.