New dimensions of work ability

Work ability was constructed and defined in 1981 in a follow-up study of aging employees. The conceptual definition was, “How good is the worker at present, in the near future, and how able is he or she to do his or her work with respect to the work demands, health and mental resources?” To measure the work ability, a method called Work Ability Index (WAI) was developed and its validity was tested by clinical examinations and by the follow-up...