用不同量肌肉质量进行的中等强度连续体育炼对健康年轻人执行功能的急性影响:一项随机试验
Marcos José Morais1, Vinnycius Nunes de Oliveira1, Ricardo Borges Viana2
1Faculdade de Educação Física e Dança, Universidade Federal de Goiás, Goiânia, Brazil.
EXCLI journal
|November 29, 2023
概括
急性有氧运动对执行功能产生积极影响,提高认知表现,无论肌肉质量有多大. 上肢和全身运动都改善了认知功能,这表明运动类型不如参与更为关键.
科学领域:
- 运动科学 运动科学
- 认知神经科学 认知神经科学
- 人体生理学 人体生理学
背景情况:
- 执行功能对于认知控制和决策至关重要.
- 众所周知,体育炼会影响认知功能.
- 在运动期间肌肉质量参与对执行功能的作用仍然不太清楚.
研究的目的:
- 为了研究在中等强度的连续体力炼期间肌肉质量参与的变化对执行功能的影响.
- 为了比较上肢运动与上肢和下肢联合运动对认知表现的影响.
- 为了确定急性有氧运动是否有利于执行功能,无论激活的肌肉群体如何.
主要方法:
- 55名参与者接受了三次随机的会议:上肢运动,上肢和下肢联合运动,以及休息控制.
- 运动时间为30分钟,适度强度 (64-76%的最大心率).
- 执行功能在每次会议之前和之后使用Stroop测试 (一致和不一致的试验) 进行评估.
主要成果:
- 这两种运动干预措施都在与运动前水平相比,在一致的Stroop试验中显著改善了执行功能的表现 (p < 0.003).
- 在两种炼条件下,执行功能表现与静止控制会话相比显著提高 (p < 0.004).
- 虽然这两种运动类型都在不一致的Stroop试验 (p < 0.001) 中提高了表现,但对于这种试验类型,在运动和对照条件之间没有发现显著差异.
结论:
- 急性有氧体力炼对执行功能产生积极影响,特别是在需要认知控制的任务中 (一致试验).
- 适度强度有氧运动对执行功能的好处无论涉及多少肌肉质量都会发生.
- 建议进行有氧运动,涉及有限或广泛的肌肉群,以增强认知功能.
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