The diploma thesis is divided into two parts. The first one is focused on burn-out syndrome charakteristic in generally. The second part is concentrated on priest´s life - with specific aspects of stress tolerance sources and supports being include. This second part is further divided into two chapters. In the first one is the problems being interpreted theoretically. The second chapter is mainly focused on my own research. In this part I wanted to find out the attitude of those ones, who are touched and involved the most - the priests.