审查咖啡因口腔冲洗的证据:对运动和认知表现的影响:一个元分析性审查
Hengzhi Deng1, Xiaohan Fan1, Tianyu Song1
1Faculty of Sports and Exercise Science, University of Malaya, Kuala Lumpur, Malaysia.
Journal of the International Society of Sports Nutrition
|March 3, 2026
概括
咖啡因口腔冲洗 (Caff-MR) 提供了小的运动性能好处,特别是在有氧耐力方面,短时间冲洗是最有效的. 认知效应不一致,需要进一步研究以获得最佳应用.
科学领域:
- 运动生理学 运动生理学
- 运动科学 运动科学 运动科学
- 神经科学是一个神经科学.
背景情况:
- 咖啡因口水 (Caff-MR) 可以通过激活口腔受体和中央网络而提高性能,而无需全身吸收.
- 以前的元分析表明没有稳定的人体效应,但最近的证据已经扩大.
- 现有的研究基础是异质的,需要进行当前的综合.
研究的目的:
- 系统地评估Caff-MR的人体效应和认知效应.
- 综合最近研究的证据,以确定Caff-MR.的疗效.
- 为了确定影响Caff-MR有效性的调节者.
主要方法:
- 在2025年10月之前,对六个电子数据库进行了全面的搜索.
- 通过修改的PEDro和RoB-2标准来评估研究质量.
- 三级元分析综合了运动和认知结果,敏感性分析解决了各种因素.
主要成果:
- 卡夫-MR在运动性能 (g=0.12) 中表现出微不足道到微小的改善,特别是在有氧耐力和养状态下,约5秒的冲洗效果更好.
- 认知效应总体上不一致 (g=0.23),但在移除异常值后,对于基于速度的任务达到显著性.
- 偏差风险通常是"一些担忧",对炼结果的确定性中等,对认知结果的确定性非常低/低.
结论:
- Caff-MR是一种实用的,无摄入的策略,提供了小型的,取决于环境的好处,通过简短的冲洗和适度的暴露来优化,特别是在有氧耐力方面.
- 需要进一步的标准化,强大的试验来完善Caff-MR的剂量,时间和认知应用.
- 这些发现表明,Caff-MR可以成为特定炼环境的有用辅助剂,等待对认知影响的进一步研究.
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