在短时间的抵抗运动后2天,增强了人类的记忆和海马连接性
Teruo Hashimoto1, Rikimasa Hotta2, Ryuta Kawashima1
1Department of Functional Brain Imaging, Institute Development, Aging and Cancer, Tohoku University, Sendai, Japan.
Brain and behavior
|February 21, 2024
概括
一次高强度阻力训练会显著改善了年轻成年人的记忆回忆. 这种练习还增强了海马体中的大脑连接,这表明它对神经可塑性产生了快速影响.
科学领域:
- 神经科学是一个神经科学.
- 运动生理学 运动生理学
- 认知心理学 认知心理学
背景情况:
- 运动提供了许多健康益处,包括认知增强.
- 以前的研究表明,身体活动与改善学习和记忆之间存在联系.
- 单次高强度抵抗训练对记忆及其神经基础的具体影响需要进一步研究.
研究的目的:
- 为了评估单次高强度抵抗训练对记忆性能的影响.
- 通过静止状态功能磁共振成像 (rs-fMRI) 探索潜在的记忆增强的神经机制.
主要方法:
- 60名年轻人被分为抵抗训练组和对照组.
- 干预前和干预后两天评估了记忆回忆 (治疗和免费) 和rs-fMRI.
- 训练组完成了一次高强度抵抗运动.
主要成果:
- 与对照组相比,抵抗训练组显示出明显改善的cued-recall性能 (p = 0.01).
- 训练组的自由回忆得分与左后海马体 (r = 0.64,p < 0.001) 的增强连接性正相关.
结论:
- 一次简短的高强度抵抗训练可以提高记忆性能.
- 抵抗运动迅速影响海马连接,这表明短期的神经可塑性.
- 专注的,一次性的运动干预措施可能足以改善记忆和认知功能.
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