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Chronic demands and responsivity to challenge

J Schaubroeck1, D C Ganster

  • 1Department of Management, University of Nebraska, Lincoln.

The Journal of Applied Psychology
|February 1, 1993
PubMed
Summary

High occupational demands may impair adaptive responses to stress. Chronic work stress negatively impacts cardiovascular, temperature, and catecholamine regulation, hindering stress recovery and task adaptation.

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Area of Science:

  • Psychophysiology
  • Occupational Health Psychology
  • Stress Research

Background:

  • Adaptive arousal supports task performance.
  • Chronic stress is linked to degenerated adaptive conditioning.
  • Occupational demands may influence stress responsivity.

Purpose of the Study:

  • Investigate the relationship between long-term occupational demands and adaptive stress responsivity.
  • Examine how objective job characteristics affect physiological and recovery responses to challenges.
  • Assess the impact of sustained occupational exposure on stress regulation.

Main Methods:

  • Classified workers based on objective occupational demands for at least two years.
  • Administered acute laboratory challenges to assess responsivity.
  • Measured cardiovascular and skin temperature responses, recovery speed, and peripheral catecholamine levels.

Main Results:

  • Found significant negative correlations between occupational exposures and responsivity to acute challenges.
  • Observed impaired cardiovascular and skin temperature regulation in workers with high occupational demands.
  • Noted slower recovery to baseline and altered peripheral catecholamine changes during work shifts.

Conclusions:

  • Sustained exposure to demanding occupations is associated with degenerated adaptive stress conditioning.
  • Objective occupational demands negatively impact physiological regulation and recovery from stress.
  • Findings highlight the detrimental effects of chronic occupational stress on adaptive functioning.

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