富含纤维的饮食和跳绳对年轻成年人的记忆,执行功能和肠道微生物群的影响:随机对照试验
Lewei Zhu1, Yingan Ming2, Miao Wu1
1Department of Maternal and Child Health, School of Public Health, Sun Yat-sen University, Guangzhou, Guangdong Province, 510080, China.
Molecular nutrition & food research
|December 10, 2023
概括
一项为期12周的研究发现,富含纤维的饮食 (FDs) 和FD与跳绳 (RS) 联合改善了年轻成年人的记忆力. 这两种干预措施都对肠道微生物群均性和有益细菌产生了积极的影响.
科学领域:
- 神经科学是一个神经科学.
- 微生物学 微生物学
- 人类营养人类营养
背景情况:
- 记忆和执行功能等认知功能在年轻人中至关重要.
- 饮食干预和体育活动是认知健康和肠道微生物群组成的潜在调节者.
- 了解生活方式因素,认知和肠道微生物组之间的相互作用是一个新兴的研究领域.
研究的目的:
- 研究纤维丰富的饮食 (FDs),跳绳 (RS) 和它们的组合 (FD-RS) 对年轻成年人的记忆和执行功能的影响.
- 探索这些干预措施与肠道微生物群的变化之间的关系.
- 为了确定生活方式干预是否可以通过肠道微生物组调节来影响认知表现.
主要方法:
- 一个为期12周的并行设计随机受控试验,涉及120名健康的本科生.
- 参与者被分为四组:富含纤维的饮食 (FD),跳绳 (RS),FD-RS组合,或对照组.
- 认知功能使用标准化尺度进行评估,并从基线和干预后的便样本中分析肠道微生物群组成.
主要成果:
- 与对照组相比,富含纤维的饮食 (FD) 和FD-RS联合干预显著减少了主观记忆障碍.
- 在干预组中没有观察到执行功能的显著改善.
- 干预导致了微生物社区均性的增加,RS和FD组中有益细菌 (例如Firmicutes,Faecalibacterium) 的具体增加.
- 在RS组中,在增加的微生物均性和改善的回顾性记忆之间发现了积极的相关性.
结论:
- 富含纤维的饮食和富含纤维的饮食与跳绳干预措施的结合显示出改善年轻成年人的记忆力的承诺.
- 这些生活方式干预可以积极调节肠道微生物群,增强微生物均性并增加有益的细菌种群.
- 这些发现表明,肠道微生物群的改善与记忆增强之间存在潜在联系,需要进一步调查.
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