在低氧条件下耐力训练后,睡眠期间偏交神经活动的部分减少
Miyu Kobayashi1, Naoto Kasahara1, Ayano Imai1
1Graduated School of Sports and Health Science, Ritsumeikan University, Kusatsu, Shiga, Japan.
Physical activity and nutrition
|August 6, 2025
概括
晚上耐力运动,无论是在诺莫克西亚还是缺氧,都没有在睡眠期间恶化自主神经活动. 然而,运动可能会略微减少副交感活动,影响运动员在低氧条件下训练的恢复.
科学领域:
- 运动生理学 运动生理学
- 自主神经系统功能 自主神经系统功能
- 睡眠科学 睡眠科学
背景情况:
- 了解运动条件对生理恢复的影响对运动员至关重要.
- 睡眠期间自主神经系统 (ANS) 调节对于恢复过程至关重要.
- 运动期间的缺氧状况可能会影响运动后的自主恢复.
研究的目的:
- 为了比较耐力运动后睡眠期间同情神经系统和副同情神经系统活动的变化.
- 为了研究正常和缺氧运动条件对睡眠相关的ANS功能的影响.
主要方法:
- 十名年轻人完成了三项随机试验:低氧运动 (HYP),正常运动 (NOR) 和休息 (REST).
- 运动包括在60%的最大氧气吸收下骑自行车60分钟.
- 监测心率变化 (HRV) 一夜之间评估自主活动;主观睡眠和恢复被测量睡眠后.
主要成果:
- 大多数心率变化 (HRV) 参数在睡眠期间的HYP,NOR和REST试验之间没有显著差异.
- 与REST相比,在NOR和HYP试验中观察到pNN50HRV参数的显著下降.
- 对疲劳,嗜睡和活力的主观测量在各个条件之间没有显著差异.
结论:
- 晚上耐力运动,不管是正常或缺氧条件,都不会在睡眠期间加剧自主神经活动.
- 耐力运动,即使在诺莫克西亚中,也可能在睡眠期间部分抑制副交感神经系统活动.
- 这些发现对于在低氧环境中进行耐力训练的运动员来说很重要.
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