The diploma thesis is focused on the education of pupils with mild mental disorders. The aim of the thesis is to find out what is the health literacy of pupils with mild mental disorders attending the second degree of elementary school. The theoretical part is devoted to the concept of health, health literacy, health education. It introduces health determinants and deals with health prevention. It further characterizes, defines, describes and classifies mental disorders and describes the educational and personality characteristics of pupils with mild mental disorders. It thoroughly describes educational specialization called health education. The practical part introduces goals of the diploma thesis. It contains a research survey which verifies the theoretical and practical knowledge of pupils in the educational specialization called health education. Research has confirmed that more than half of pupils have theoretical knowledge and apply them in practical life. The research was conducted in the form of an interview. At the end of the thesis there are recommendations for pedagogical practice. KEYWORDS Light mental disability, health literacy, teaching of health, basic education, education Area man and health, 2.stage of a primary school