制定营养干预措施对睡眠和第二天早上的身体表现,认知功能和姿势摆动在成年男性的最小影响:一个随机,安慰剂控制,交叉研究
Matthew Morrison1,2, Jonathon Weakley1,2,3, Gregory D Roach4
1School of Behavioural and Health Sciences, Australian Catholic University, Brisbane, QLD, Australia.
International journal of sport nutrition and exercise metabolism
|February 21, 2025
概括
这项研究发现,睡眠前的营养干预并没有改善运动员的睡眠质量,身体表现或认知功能. 虽然观察到睡眠阶段的轻微变化,但它们不被认为是有意义的.
科学领域:
- 运动科学 运动科学 运动科学
- 营养科学 营养科学
- 睡眠研究 睡眠研究
背景情况:
- 运动员经常经历睡眠不足,影响表现和认知.
- 睡眠前营养提供了一种潜在的非药物治疗方法来改善睡眠.
- 了解特定营养成分的有效性对于运动优化至关重要.
研究的目的:
- 调查营养干预 (高血糖指数碳水化合物,乳清,三,神氨酸,5'AMP) 对运动员睡眠,表现和认知功能的影响.
- 为了比较低剂量和高剂量干预措施与安慰剂的影响.
- 评估客观和主观的睡眠,身体表现,认知功能和姿势摇摆.
主要方法:
- 双盲,随机,反平衡,交叉设计与17个健康的成年男性.
- 在睡眠前90分钟服用低剂量,高剂量或安慰剂营养饮料.
- 客观的睡眠评估通过多睡眠学;主观的睡眠,认知功能,和姿势摇摆评估后唤醒;身体表现通过骑自行车计时试验测量.
主要成果:
- 没有观察到客观/主观睡眠,身体表现,认知功能或姿势摆动的显著改善.
- 低剂量干预显示了N3睡眠时间的潜在减少.
- 高剂量干预表明N1睡眠时间的潜在增加,尽管临床上没有显著意义.
结论:
- 测试的睡眠前营养干预措施对训练有素运动员的睡眠,身体表现或认知功能没有显著的益处.
- 观察到的特定睡眠阶段 (N1,N3) 的轻微变化不太可能对整体睡眠质量或数量产生有意义的影响.
- 进一步的研究可能会探索不同的配方或剂量,以提高运动员潜在的睡眠效果.
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