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Related Concept Videos

Psychological Responses to Stress01:20

Psychological Responses to Stress

Psychological responses to stress encompass the various cognitive and emotional reactions individuals experience when faced with challenging or threatening situations, such as a job loss. Prolonged exposure to stressors can disturb emotional balance, increasing negative emotions (e.g., anxiety and sadness) and diminishing positive emotions (e.g., joy and satisfaction). These persistent emotional shifts are associated with an increased risk of both physical illness and mental health issues, such...
Stress: General Loading Conditions01:15

Stress: General Loading Conditions

To grasp the intricacy of real-world conditions where multiple loads are applied simultaneously to a structure, one might visualize a section passing through a specific point within a body, aligned parallel to the xy plane. This section is subjected to various forces, including original loads, normal forces, and shearing forces.
The shearing force, possessing potential directionality within the plane of the section, is simplified into two component forces running parallel to the x and y axes.
Types of Stressors01:23

Types of Stressors

A stressor is any event, condition, or stimulus that triggers stress and causes a physical or psychological response in the body. Stressors can be categorized into three main types: catastrophes; significant life changes; and daily hassles, including social stress. Each can be detrimental to physical and mental well-being.
Catastrophes
Catastrophes refer to large-scale, unpredictable events that create overwhelming stress and a sense of threat. Examples include natural disasters like...
Stress and Mental Health01:30

Stress and Mental Health

Chronic stress profoundly affects mental health, significantly influencing mood, behavior, and overall quality of life. Research closely links chronic stress with mental health conditions such as depression, anxiety, and substance use disorders. Ongoing exposure to stress can lead to physiological and psychological changes, initiating a cycle of emotional distress and maladaptive coping mechanisms.
Individuals with depression often experience challenges in both their personal and professional...
Applications of Stress01:04

Applications of Stress

Consider a structure made of a boom and a rod designed to support a load. These two components are connected by a pin and stabilized by brackets and pins. The boom and the rod are detached from their supports to assess the different stresses imposed on this structure, and a free-body diagram is drawn. Then, all the forces applied, including the load acting on the structure, are identified. The reaction forces exerted on both the boom and the rod are computed using the equilibrium equations.
The...
Stress Concentrations01:13

Stress Concentrations

The concept of stress concentration is crucial for understanding how materials respond under bending stresses, particularly when there are irregularities or discontinuities in the material's geometry. Normally, stress in a symmetric member subjected to pure bending is assumed to be uniformly distributed across the entire cross-section. However, this assumption does not hold when there are variations in the cross-sectional geometry or the presence of notches and holes.
The stress concentration...

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Related Experiment Video

Updated: Jun 18, 2026

The Trier Social Stress Test Protocol for Inducing Psychological Stress
09:39

The Trier Social Stress Test Protocol for Inducing Psychological Stress

Published on: October 19, 2011

[Work-related stress: the SIMLII position].

C Romano1

  • 1Dipartimento di Traumatologia, Ortopedia e Medicina del Lavoro dell'Università di Torino, Italy. canzio.romano@unito.it

Giornale Italiano Di Medicina Del Lavoro Ed Ergonomia
|December 1, 2009
PubMed
Summary

Work-related stress is a growing concern in occupational medicine. The Italian Scientific Society of Occupational Medicine (SIMLII) recommends objective risk assessment for effective prevention and clinical surveillance.

Area of Science:

  • Occupational Medicine
  • Psychology
  • Epidemiology

Context:

  • Work-related stress is a recent focus in Occupational Medicine, previously studied by epidemiologists and psychologists.
  • The Italian Scientific Society of Occupational Medicine (SIMLII) published a Consensus Document in 2006 on pathogenic, clinical, and operational aspects of work-related stress.
  • Risk assessment is central to occupational medicine for primary and secondary prevention interventions.

Purpose:

  • To highlight the importance of objective risk assessment in managing work-related stress.
  • To discuss the SIMLII's preferred "objective" approach over "subjective" methods for greater reliability and operational utility.
  • To address the development of official approaches and practical models for risk evaluation, including expert checklists and focus groups.

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Psychophysiological Stress Assessment Using Biofeedback
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Psychophysiological Stress Assessment Using Biofeedback

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Last Updated: Jun 18, 2026

The Trier Social Stress Test Protocol for Inducing Psychological Stress
09:39

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Published on: October 19, 2011

The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test
11:13

The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test

Published on: November 19, 2015

Psychophysiological Stress Assessment Using Biofeedback
10:16

Psychophysiological Stress Assessment Using Biofeedback

Published on: July 31, 2009

Summary:

  • SIMLII advocates for objective risk assessment in occupational medicine for managing work-related stress.
  • The society favors objective methods over subjective ones due to enhanced reliability and practical application.
  • Recent proposals align with the objective approach, utilizing expert checklists and focus groups, with ongoing field experience refining practical models.

Impact:

  • Emphasizes "secondary prevention" through clinical surveillance by occupational physicians as a key outcome of risk evaluation.
  • Addresses critical aspects of fitness for work and legal considerations arising from risk assessment.
  • Promotes a standardized and reliable framework for addressing work-related stress in the occupational health domain.