通过在炎热环境中休息期间进行短暂的鞋底冷刺激来提高间歇性运动性能
XiaoYue Hu1,2, Yutaro Nakagawa1,3, Kazuyuki Kanatani1
1Graduate School of Health and Well-being, Kansai University, Sakai, 5908515, Japan.
Journal of exercise science and fitness
|June 12, 2025
概括
在炎热的环境中休息时对脚底施加简短的冷刺激,通过增加疲劳的时间来提高运动表现. 这种方法增强了感知到的劳动力和热感,而不会改变核心体温.
科学领域:
- 运动生理学 运动生理学
- 环境生理学环境生理学
- 热调节 热调节 热调节
背景情况:
- 运动期间的热应激会损害表现,并影响生理反应.
- 需要新的冷却策略来减轻体力活动期间的热应变.
- 脚底冷刺激是运动期间温度调节的潜在方法.
研究的目的:
- 为了研究短暂的足部冷刺激对在炎热环境中的运动表现的影响.
- 评估足部冷刺激在运动恢复期间对温度调节和心血管功能的影响.
- 用单独的冷刺激来评估感知到的劳动力和热感的变化.
主要方法:
- 八名健康成年人在35°C,60%的RH环境中进行了一项随机交叉研究.
- 参与者进行间歇自行车运动,然后进行10分钟的休息,进行冷刺激或静止休息.
- 测量包括核心/皮肤温度,血流,心血管参数和感知反应.
主要成果:
- 与对照组 (3.23分钟) 相比,单体冷刺激 (3.92分钟) 显著增加了疲劳的时间.
- 单体冷刺激降低了皮肤温度和皮肤前臂血流,但没有影响核心温度或心血管变量.
- 感知到的劳动力和热感的评分在低温刺激下显著降低.
结论:
- 简短的鞋底冷刺激可以提高在炎热的运动表现,可能是通过改善感知反应.
- 这种冷却方法有效地降低了皮肤温度和血液流动,而不会影响核心温度调节或心血管功能.
- 底部冷刺激是一种有希望的,非侵入性的策略,可以改善在炎热条件下的耐力.
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