[Relation between old age and professional performance requirements--constancy and change of work from the viewpoint...

In connection with the scientific and technical revolution new structures of demands come into existence, which have to correspond with the change of the individual ability to produce during employment. In this connection it is necessary to correct the often one-sided negative interpretation of the change of work during the last twenty years of working employment. As analyses to works-motivations and jobs-satisfaction have shown, it is essential to consider carefully the most opportune time and methods to change of work being performed. Positive effects on the development of individual performance-potential can be expected with the adaption of early preventive measures during the bio-social adaption period.