噪音暴露对韩国年轻男性任务执行期间压力激素变化的影响:准实验性研究
Sung-Hee Lee1, A-Ram Kim1, Jiho Lee1
1Department of Occupational and Environmental Medicine, Ulsan University Hospital, University of Ulsan College of Medicine, Ulsan, South Korea.
概括
短期暴露于噪音会显著增加人类的压力激素,如皮质醇和上腺素. 较高的噪音水平 (75dB) 与较低的噪音水平 (35-45dB) 相比,会导致更大的荷尔蒙变化.
科学领域:
- 环境健康 环境健康
- 内分泌学 在内分泌学.
- 心理生理学 心理生理学
背景情况:
- 以前的研究表明,噪音暴露与压力激素之间存在联系,但人类数据有限且存在争议.
- 了解对噪音的生理应激反应对于公共健康至关重要.
- 需要客观的压力测量来评估噪音环境中对健康的影响.
研究的目的:
- 量化调查不同噪声水平在执行任务期间对人类压力激素水平的急性影响.
- 为了确定暴露于噪音是否会引起暴露依赖的应激反应.
- 为噪音污染的生理影响提供客观证据.
主要方法:
- 在一项准实验性设计中,在认知任务中,90名男性大学生接受了受控的噪音水平 (35,45,75dB) 的测试.
- 测量了唾液和血清皮质醇,血清上腺皮质激素 (ACTH) 和血清上腺素水平.
- 统计分析,包括单向ANOVA和ANCOVA,用于比较不同噪音组的激素水平,并调整混因子.
主要成果:
- 在唾液皮质醇,血清皮质醇,血清ACTH和血清上腺素中观察到显著的暴露依赖的增加.
- 与35dB和45dB组相比,75dB噪音暴露组显示出更大的荷尔蒙升高.
- 变化速率分析证实了这些发现,表明噪音强度和压力激素水平之间存在剂量反应关系.
结论:
- 在执行任务期间短期暴露于噪音显然会提高人类关键的压力激素.
- 压力激素变化的程度与噪音暴露的强度直接相关.
- 测量压力激素的变化提供了一种可靠的,客观的方法来评估在各种噪音环境中的生理应激反应.
相关概念视频
Introduction to Stress and Lifestyle
104
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...
104
Psychological Responses to Stress
54
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...
54
Stress and Mental Health
119
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...
119
Types of Stressors
144
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...
144
Physiological Foundation of Stress
56
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.
Role of the Sympathetic Nervous System
Adrenaline triggers the...
Role of the Sympathetic Nervous System
Adrenaline triggers the...
56
Stress Prevention and Stress Management Techniques III
60
Regular exercise and meditation serve as essential tools in managing stress and promoting physical and mental well-being.
The Role of Exercise in Stress Management
Regular physical activity is essential for reducing stress and promoting cardiovascular health. Exercise strengthens the heart, enhances blood flow, keeps blood vessels flexible, and helps lower blood pressure, all of which reduce the body's stress response. Research shows that adults who exercise regularly have nearly half the...
The Role of Exercise in Stress Management
Regular physical activity is essential for reducing stress and promoting cardiovascular health. Exercise strengthens the heart, enhances blood flow, keeps blood vessels flexible, and helps lower blood pressure, all of which reduce the body's stress response. Research shows that adults who exercise regularly have nearly half the...
60


