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Related Concept Videos

Stress and Mental Health01:30

Stress and Mental Health

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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.
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Psychoneuroimmunology: Cardiovascular Disease01:27

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Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
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Chronic stress has been linked to both the onset and progression of serious health conditions, including Type 2 diabetes and cancer. Type 2 diabetes, a widespread chronic illness, is closely associated with obesity and insulin resistance, both of which often worsen under stress. Studies indicate that men experiencing high levels of chronic stress face a 45% higher risk of developing diabetes compared to those with minimal stress. Stress triggers physiological responses that elevate blood...
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The response to stress—be it physical or psychological, acute or chronic—involves activation of the Hypothalamic-Pituitary-Adrenal (HPA) axis. The HPA axis is part of the neuroendocrine system because it involves both neuronal and hormonal communication. Its function is to regulate homeostatic systems—metabolic, cardiovascular, and immune—providing the necessary means to respond to a stressor.
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Stress triggers a coordinated physiological response involving the sympathetic nervous system (SNS) and the hypothalamic-pituitary-adrenal (HPA) axis. This dual activation ensures that the body is prepared for both immediate and prolonged stress management. The process begins with the perception of a stressor. This initial phase activates the SNS, leading to the rapid release of adrenaline (epinephrine) from the adrenal glands.
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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...
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Restraint to Induce Stress in Mice and Rats
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Stress and neuroinflammation.

Angela J Grippo1, Melissa-Ann L Scotti

  • 1Department of Psychology, Northern Illinois University, DeKalb, Ill., USA.

Modern Trends in Pharmacopsychiatry
|September 17, 2014
PubMed
Summary
This summary is machine-generated.

Stress impacts the immune system, causing inflammation in the brain and body. This review covers key inflammatory molecules involved in stress-induced neurogenic inflammation.

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Area of Science:

  • Neuroimmunology
  • Psychoneuroimmunology
  • Neuroinflammation

Background:

  • Bidirectional communication exists between the immune and central nervous systems.
  • The stress response is a key area where this interaction is studied.
  • Stressors, both physical and psychological, alter immune function, often leading to pro-inflammatory responses.

Purpose of the Study:

  • To discuss inflammatory mediators involved in stress-induced neurogenic inflammation.
  • To review the roles of comprehensively studied inflammatory molecules in this process.

Main Methods:

  • Literature review of stress-induced neuroinflammation.
  • Discussion of inflammatory mediators such as neuropeptides, cytokines, and stress hormones.

Main Results:

  • Stressors induce pro-inflammatory responses in the brain and periphery.
  • These responses are mediated by various inflammatory molecules.

Conclusions:

  • Inflammatory molecules play a significant role in stress-induced neurogenic inflammation.
  • Understanding these mediators is crucial for comprehending the neuroimmune axis during stress.