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欺骗性的咖啡因对短期神经肌肉性能的影响有限
Fernando Valero1, Christian José Viudez1, Sergio De la Calle1
1Sport Training Laboratory, Faculty of Sport Sciences, University of Castilla-La Mancha, 45071 Toledo, Spain.
Nutrients
|January 28, 2026
概括
欺骗性咖啡因摄入并没有显著改善跳跃或弹道性能. 然而,它确实增加了阻力训练中失败的重复,这表明短期炼增强的安慰剂效应最小.
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
- 营养补充剂 营养补充剂
背景情况:
- 欺骗性咖啡因摄入对短期运动的人体效应是不一致的.
- 咖啡因的安慰剂效应需要进一步研究特定的性能指标.
研究的目的:
- 评估欺骗性咖啡因摄入对短期表现的安慰剂效应.
- 评估对跳跃测试,弹道板压力和板压到失败的影响.
- 为了记录任何相关的副作用.
主要方法:
- 重复的,随机的,平衡的设计比较安慰剂 (声称咖啡因) 与对照 (没有物质).
- 25名身体活跃的成年人进行了反运动跳跃,反复跳跃,长椅压力投和长椅压力到失败的测试.
- 参与者填写了一份副作用问卷.
主要成果:
- 在安慰剂和对照组之间,反运动跳跃或反复跳跃性能没有显著差异.
- 对于1RM的25%或50%的长板压力投的推进平均速度没有差异.
- 欺骗性咖啡因在75%的1RM (p=0.024) 提高了推进平均速度,并增加了重复到失败的次数 (+8.2%,p=0.047).
- 常见的副作用包括增加活力 (34.8%) 和紧张 (17.4%).
结论:
- 欺骗性咖啡因摄入对活跃个体的跳跃和弹道性能的影响很小.
- 在抵抗运动期间重复失败的情况中观察到一个小但显著的改善.
- 咖啡因的安慰剂效应不太可能是提高整体短期运动表现的可靠策略.
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