[Preventing risk of overexertion in mental workers, depending on work conditions class according to work hardiness parameters].

One of the most important tasks of occupational medicine is prevention of overexertion and occupational diseases in physical workers with various characters and degree of muscular exertion (local, regional and general). The studies demonstrated strong corellation between work conditions class in work hardiness, functional state and level of diseases development among 50 occupational groups examined. The article covers specific and differentiated measures on rational work and rest schedules, and other prophylactic means, with consideration of work conditions class for physical workers.