A system is disclosed for counteracting work-related stress injuries in an individual person when working in connection with at least one work-related object which permits the adjustment or use of different working positions, the object being provided with at least device for detecting its current adjustment or working position and delivering a signal containing information on this to a computer. The information is recorded and stored together with information on the current time. The computer also includes a device for recording and storing information relating to pain symptoms experienced by the individual together with information on the current time. The system perferably also includes a graphic dialogue box connected to the computer for communication with the individual and in which the individual marks the position and intensity of pain symptoms experienced, following which this information is transferred to the computer.
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