咖啡因补充对抵抗训练的男性同时训练表现的影响:双盲安慰剂控制交叉研究
Mírian Vaz Valério1, Gustavo Zaccaria Schaun1,2, Luana Siqueira Andrade1
1Universidade Federal de Pelotas.
Research quarterly for exercise and sport
|December 15, 2023
概括
与耐力训练 (RT) 单独相比,咖啡因补充剂无法克服与并发训练 (CT) 相比的性能下降. 虽然咖啡因稍微改善了最初的力量表现,但其对训练量的整体影响是最小的.
科学领域:
- 运动生理学 运动生理学
- 营养补充 营养补充
背景情况:
- 同时训练 (CT),结合阻力和有氧运动,可以诱导干扰效应,可能会损害阻力训练的性能.
- 咖啡因是一种广泛使用的 ergogenic 辅助剂,已知可以增强身体表现的各个方面.
研究的目的:
- 研究咖啡因补充剂对单独抵抗训练 (RT) 与并发训练 (CT) 期间的表现的急性影响.
- 确定咖啡因是否可以减轻与CT相关的潜在性能下降.
主要方法:
- 14名经受阻力训练的男性参加了一项受控研究.
- 参与者在三个条件下完成了RT和CT会议:对照组,安慰剂和咖啡因 (6毫克/公斤).
- 记录了包括重复,体积负载和感知劳动力 (RPE) 评级在内的性能指标.
主要成果:
- 同时训练 (CT) 导致总重复和体积负荷明显低于单独抵抗训练 (RT),无论补充.
- 与安慰剂和对照条件相比,咖啡因补充增加了总重复和体积负载,特别是在初始组中.
- 感知劳动力 (RPE) 的评分在CT课程后高于RT课程后,在补充条件之间没有发现显著差异.
结论:
- 与单独RT相比,急性咖啡因补充剂不足以消除CT期间对力量表现的干扰效应.
- 咖啡因对RT和CT的初始强度表现产生了微小的积极影响,但没有改变感知到的劳动力.
- 在这种CT背景下,咖啡因的整体人体效应效益是温和的.
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