This dissertation is focused on currently one of the most burning social problem - childhood obesity in Czech Republic. We have tried to find out a childhood prevalence obesity, its causes, social risks and expected dangers and we evaluated possible solutions for the prevention of obesity. A research problem of the thesis is the growing prevalence of childhood obesity in the Czech Republic in the context of developing its ineffectively controlled determinant. Our research targets on children, more precisely said on pupils of four primary schools (in the Bílina city). Among the objectives of the thesis belongs a pupil categorization according to BMI (body mass index). A principal goal is an evaluation of level of support for children to a he...