EN
The notion of stress was introduced to science by Hans Selye. In medical nomenclature stress is a homeostasis disorder due to physical or psychological factors. These factors can cause a formation of different functional, morphological and psychological changes. Universally, stress is recognized as a harmful phenomenon. Undesirable conditions bring on strong or chronic stress. Many researchers recognize stress as a basic development factor. The notion of stress today is still inexplicable ad finem.