适度强度水上跑步机运动对健康老年人的认知功能和脑血流的影响
Billy C L So1, Hiko C Y Cheung2, Y P Zheng3
1Department of Rehabilitation Sciences, The Hong Kong Polytechnic University, Hong Kong; Research Institute for Sports Science Technology, The Hong Kong Polytechnic University, Hong Kong.
Experimental gerontology
|October 12, 2024
概括
适度强度的水上跑步机运动 (ATM) 和陆地跑步机运动 (LTM) 都改善了老年人的认知功能. 与陆地运动相比,水上运动显示大脑血流 (CBF) 的增加更大.
科学领域:
- 运动生理学 运动生理学
- 神经科学是一个神经科学.
- 老年学是一门学科.
背景情况:
- 衰老与认知功能和脑血流 (CBF) 的下降有关.
- 运动干预措施被探索为减轻与年龄有关的认知和脑血管变化的策略.
- 水上运动提供了一种低影响的替代方案,但与陆地运动相比,其对认知功能和CBF的影响尚未得到充分证实.
研究的目的:
- 为了比较中等强度水上跑步机运动 (ATM) 与陆上跑步机运动 (LTM) 对大脑血流 (CBF) 和健康老年人的认知功能的影响.
- 评估ATM和LTM作为预防与年龄相关认知衰退的预防策略的潜力.
主要方法:
- 一项随机对照试验,涉及28名健康的老年人 (60-80岁),分别被分配到ATM或LTM组.
- 用数字符号替换测试 (DSST) 和数字跨度测试 (向前和向后) 评估认知功能.
- 大脑血液流量以中脑动脉平均血速 (MCAvmean) 来衡量. 进行了干预前后的评估.
主要成果:
- ATM和LTM组在DSST得分上均显示出显著的改善,这表明认知处理速度有所提高.
- 虽然这两组在前进和后退的数字跨度测试中都出现了改善,但这些差异在统计学上并不显著.
- 与LTM组相比,ATM组在MCAvmean (CBF) 中表现出明显更高的改善.
结论:
- 一次中等强度的ATM和LTM可以提高健康老年人的认知功能.
- 在这个人群中,水上跑步机的炼与陆地炼相比,对大脑血流有更好的益处.
- 这两种运动模式都显示出作为干预措施的承诺,以抵消与年龄相关的认知和脑血管衰退.
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