Among children and adolescents aged 10-19 years, who were surveyed as a part of the medical services in the programme for the promotion of health and prevention of cardiovascular disease for the Lwówecki District, one prizewinner will be drawn from each municipalities of Lwówecki District. A prize in the competition is a bicycle for each of the five drawn prizewinners. An announcement of winners will occur during a conference organized by the Lwówecki District within the framework of the programme for the promotion of health and prevention of cardiovascular disease for the Lwówecki District.