Objectives of the work: To evaluate the social and pedagogical factors, having influence on the pupils‘ health and propose the model of social educator practice for fortifying the health of pupils at Kaunas Julijanava and J.Dobkevičius secondary schools. Methods: The research was conducted in November – December in 2005 after prior consent of the headmasters of these schools had been received provided that the results of the research would be presented. The research consisted of two parts: the questionnaire survey of pupils and qualitative research. First, an experimental questionnaire which was tested with one class was created and the final version was copied and given for students. The questionnaire was anonymous. The survey was conducted during a class hour with the help of the class teacher. The second part of the survey included an individual conversation with social educators. The conversation was half-structured; the social educators of both schools were asked the same questions. Results: In the comprehensive schools, almost 50% of the pupils (55% boys and 37% girls) who participated in the research have smoked at least once in their lifetime. It shows that the smoking problem exists among young pupils. The questionnaire also showed that the pupils use alcohol; 3,3% pupils from J.Dobkevičius school use it every day and 3,5% pupils from Julijanava school use it every month. The pupils are acquainted with all kinds of drugs. 93,3% pupils from J... [to full text]