咖啡因对冲刺间隔运动和强烈运动诱导的肌肉疼痛没有人机效应或低痛效应
Teppei Matsumura1, Yuya Sakai1, Kazushi Fukuzawa1
1Faculty of Sport and Health Science, Ritsumeikan University, Kusatsu, Shiga, Japan.
Journal of sports science & medicine
|March 6, 2025
概括
在运动前补充咖啡因并没有提高冲刺间隔运动的表现,也没有减少男性运动员的运动引起的疼痛 (EIP). 这项研究发现,咖啡因在高强度间歇训练中没有人体效应或止痛作用.
科学领域:
- 运动生理学 运动生理学
- 体育科学 运动科学 运动科学
- 疼痛管理 疼痛管理
背景情况:
- 冲刺间歇运动可以引起强烈的运动诱导疼痛 (EIP).
- 需要有效的策略来管理EIP并提高高强度运动期间的表现.
- 咖啡因是一种已知的人体效益促进剂,但其对冲刺表现和EIP的双重影响尚不清楚.
研究的目的:
- 调查运动前咖啡因对冲刺间隔表现的运动效应.
- 为了检查咖啡因在高强度冲刺间隔运动期间和之后对EIP的低疼痛效应.
- 为了确定咖啡因是否会在这种类型的运动中影响生理反应和副作用.
主要方法:
- 一个双盲,随机,交叉试验,涉及16名男性大学运动员.
- 参与者在60分钟前服用6毫克·公斤-1咖啡因或安慰剂,然后进行3组30秒的全力Wingate练习.
- 四肢体EIP使用视觉模拟尺度进行测量;生理标志物和副作用也被记录下来.
主要成果:
- 咖啡因补充剂在冲刺间隔炼期间没有显著改善峰值或平均功率输出.
- 在咖啡因和安慰剂条件之间,在运动期间或运动后立即观察到四头肌EIP没有显著差异.
- 咖啡因没有显著改变血液中的乳酸盐或氨度,也没有报告的副作用.
结论:
- 在高强度冲刺间隔运动和强烈EIP的背景下,运动前补充咖啡因既没有表现为人体效应,也没有表现为缺痛效应.
- 这些发现表明,咖啡因可能不是在这种特定的炼方案中提高表现或减少疼痛的有效策略.
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