生活方式因素对老年人认知亚型轨迹的影响
在PubMed上查看摘要
概括
此摘要是机器生成的。认知老龄化在个体之间有很大差异,其不同轨迹受到生活方式因素的影响,如社会参与. 了解这种异质性是个性化卫生干预的关键.
科学领域
- 老年学
- 神经科学
- 心理学
背景情况
- 认知衰老通常被视为一种统一的衰退,
- 现有的模型未能捕捉到老年人观察到的多样性认知轨迹.
- 需要探索认知衰老的异质性及其影响因素.
研究的目的
- 检查异质认知轨迹与老化的外部因素之间的相互作用.
- 使用情节性记忆识别不同类型的认知衰老途径.
- 挑战认知衰老研究中的同质建模方法.
主要方法
- 在8年内对1746名60岁以上的个人进行了长度研究.
- 对情节性记忆进行分析以测量认知功能.
- 潜在类分析以识别不同的认知轨迹.
主要成果
- 确定了三个不同的认知轨迹:早期衰退,未调节的变化和晚期衰退.
- 生活方式因素如集中活动和社会参与影响了特定的发展轨迹.
- 一个轨迹 (未调节的变化) 显示环境因素的影响很小.
结论
- 认知衰老是一个高度异质的,不统一的过程.
- 个人的环境易感性在塑造认知轨迹方面起着至关重要的作用.
- 这些发现支持对认知衰老进行个性化干预的范式转变.
相关概念视频
Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
Dementia is a collective term for cognitive disorders primarily affecting memory, thinking, and reasoning. It is not a specific disease but a syndrome, with Alzheimer's disease being the most common cause, accounting for approximately 60-80% of cases. Other types include vascular dementia, Lewy body dementia, and frontotemporal dementia. Dementia affects millions worldwide, particularly older adults, though it is not a normal part of aging.
The progression of dementia is generally gradual....
Lifestyle factors play a critical role in maintaining overall health and preventing chronic diseases. Key elements, such as regular physical activity, a nutritious diet, and abstinence from smoking, can significantly enhance physical, mental, and emotional well-being while reducing the risk of several life-threatening conditions.
Benefits of Physical Activity
Physical activity, whether through structured exercise or casual activities like walking, biking, or dancing, is a cornerstone of a...
Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
Humans are very diverse and although we share many similarities, we also have many differences. The social groups we belong to help form our identities (Tajfel, 1974). These differences may be difficult for some people to reconcile, which may lead to prejudice toward people who are different. Prejudice is a negative attitude and feeling toward an individual based solely on one’s membership in a particular social group (Allport, 1954; Brown, 2010). Prejudice is common against people who...

