%0 Journal Article %T Sa¨²de Coletiva em debate: reflex£¿es acerca de um campo em constru£¿£¿o %A Leal %A Mariana Bertol %A Camargo Junior %A Kenneth Rochel de %J Interface - Comunica£¿£¿o, Sa¨²de, Educa£¿£¿o %D 2012 %I Funda??o UNI %R 10.1590/S1414-32832012005000022 %X health is here understood as a field of knowledge and social practices production, in which the efforts to better understand are meant to support better interventions over a broad life context. in this study the historical-political-conceptual bases of collective health in brazil have been explored through a methodological approach in which the analytical categories emerge from the reflections produced by the field itself. over a theoretical-conceptual database a critical analysis has been developed, mainly about the consequences of the official science impact in the field. collective health is thus considered a knowledge field in constant change, built upon theory and social militant practices, in an effort to produce new paradigms to better understand and better take care of brazilian people health. %K public health %K knowledge field %K social learning %K practice. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S1414-32832012000100005&lng=en&nrm=iso&tlng=en