基线睡眠对运动诱导的认知变化在认知不受损的老年人的影响:一项随机临床试验
Kelsey R Sewell1, Stephanie R Rainey-Smith1,2,3,4, Jeremiah Peiffer1
1Centre for Healthy Ageing, Health Futures Institute, Murdoch University, Murdoch, Western Australia, Australia.
International journal of geriatric psychiatry
|October 21, 2023
概括
睡眠效率较差的人在中度强度运动中经历了更大的认知改善. 这表明睡眠质量可能解释了对认知功能的炼干预措施的各种结果.
科学领域:
- 神经科学是一个神经科学.
- 老年学是一门学科.
- 运动生理学 运动生理学
背景情况:
- 观察性研究将身体活动与更好的认知功能联系起来.
- 随机炼试验显示不一致的认知益处,与个体的变化.
- 睡眠在缓解运动引起的认知变化中的作用尚未得到充分研究.
研究的目的:
- 为了检查6个月的运动干预对老年人睡眠的影响.
- 为了确定基线睡眠测量是否会影响运动带来的认知改善.
- 探索运动认知研究中的异质性.
主要方法:
- 利用了来自强烈体力活动和认知 (IPAC) 研究的数据 (n=89).
- 包括60-80岁的认知健康的老年人,接受6个月的中度/高强度运动干预.
- 评估干预前后的认知功能;通过匹兹堡睡眠质量指数评估睡眠质量.
主要成果:
- 干预后没有观察到睡眠结果的显著变化.
- 基线睡眠效率在中度强度运动组中缓和了认知变化.
- 较差的基线睡眠效率与情节性记忆的更大改善相关.
结论:
- 睡眠较差的人可能从运动中获益最多,因为运动可以提高认知能力.
- 基线睡眠特征是运动认知研究中可变性的潜在来源.
- 未来的干预措施应该考虑睡眠作为认知结果的调节者.
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