整个生命周期和炎症中的压力生活事件:综合数据分析
Abby R Hillmann1, Roma Dhingra2, Rebecca G Reed1
1Department of Psychology, Dietrich School of Arts and Sciences, University of Pittsburgh, Pittsburgh, PA, USA.
Brain, behavior, & immunity - health
|October 9, 2024
概括
压力生活事件累积,年轻成年和中年是敏感时期,预测晚年生活中炎症 (C-反应蛋白) 的增加.
科学领域:
- 老年学是指老年学的学科.
- 心理神经免疫学 心理神经免疫学
- 流行病学 流行病学
背景情况:
- 越来越多的证据表明,生活中的压力事件与炎症升高有关.
- 这些压力因素在整个生命周期中的时间可能会影响生命后期的健康结果.
- 寿命理论,例如风险和敏感时期的积累,为理解这种关系提供了框架.
研究的目的:
- 调查生活中压力事件的数量和时间以及晚年生活中C反应蛋白 (CRP) 水平之间的关联.
- 测试风险积累和敏感期模型在解释这种关联时的适用性.
- 为了确定特定的生活阶段,压力因素对炎症有重大影响.
主要方法:
- 分析了两项大型队列研究 (健康与退休研究和英国老龄化纵向研究) 的统一数据.
- 参与者 (N=7,952) 报告了他们一生中的追溯性压力生活事件.
- 在事件报告后大约4.5年,测量了C-反应蛋白 (CRP) 水平.
主要成果:
- 累计较多的压力事件与CRP水平的增加有关.
- 在年轻成年 (18-39岁) 期间经历的压力事件与晚年CRP的增加有显著联系.
- 在65岁以上的成年人中,中年压力因素 (40-59岁) 显著预测了CRP水平的升高.
结论:
- 这些发现支持累积压力和炎症之间的关联.
- 年轻成人和中年似乎是压力因素可能对炎症产生持久影响的敏感时期.
- 这些结果强调了在检查炎症和相关健康结果时,考虑整个生命周期中压力因素的时间的重要性.
相关概念视频
Introduction to Stress and Lifestyle
86
Stress is a multifaceted response to events perceived as challenging or threatening, highlighting physical, emotional, cognitive, and behavioral reactions. Physically, stress can lead to fatigue, sleep disruptions, and various health issues such as frequent colds, chest pains, and nausea. Emotionally, it can manifest as anxiety, depression, irritability, and anger triggered by both minor and major life events. Cognitively, it may result in difficulty in concentration, memory, and...
86
Stress and Mental Health
81
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...
Individuals with depression often experience challenges in both their personal and professional...
81
Psychoneuroimmunology: Cardiovascular Disease
25
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.
A key area of focus in PNI is the relationship between stress and coronary...
A key area of focus in PNI is the relationship between stress and coronary...
25
Psychoneuroimmunology: Diabetes and Cancer
24
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...
24
Types of Stressors
86
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...
Catastrophes
Catastrophes refer to large-scale, unpredictable events that create overwhelming stress and a sense of threat. Examples include natural disasters like...
86
Psychological Responses to Stress
45
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...
45


