不同强度间歇训练和中等强度持续有氧运动对男性大学生执行功能和潜在神经机制的影响
Frontiers in psychology
|November 26, 2025
概括
变强度间歇训练 (VIIT) 和中等强度持续训练 (MICT) 都可以增强大学生男性的执行功能. 与MICT相比,VIIT显示出更大的前额叶大脑激活.
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.
- 认知科学 认知科学
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,体力活动,特别是有氧运动,会对认知功能产生积极影响.
- 不同强度的运动对执行功能和相关的大脑活动的具体影响需要进一步研究.
研究的目的:
- 为了比较可变强度间歇训练 (VIIT) 和中等强度持续训练 (MICT) 对男性大学生执行功能的影响.
- 调查与VIIT和MICT相关的前额叶血动力学反应.
- 为了确定运动干预措施是否可以改善认知表现和大脑活动.
主要方法:
- 51名男性大学生被随机分配到VIIT,MICT或对照组6周.
- 参与者每周三次进行自行车运动.
- 执行功能 (抑制控制,更新,任务切换) 和前额叶血动力学反应 (ΔHbO2) 在干预前后被评估.
主要成果:
- 与对照组相比,VIIT和MICT都显著提高了抑制性控制任务的准确性和减少了反应时间.
- 两个练习组在更新和任务切换功能中都显示出更短的反应时间.
- 与MICT相比,VIIT在特定的背侧,前极和腹侧区域导致前额氧血球蛋白 (ΔHbO2) 的增加更大.
结论:
- VIIT和MICT都有效地提高了男性大学生执行职能.
- VIIT 显示对前额叶血动力学反应的影响更为明显,这表明神经参与度更大.
- 运动干预,特别是VIIT,为认知增强提供了一个有前途的非药物治疗方法.
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