青少年运动员在不同训练阶段的睡眠,肌肉骨损伤和荷尔蒙状况
Luísa de Sousa Nogueira Freitas1, Samuel Penna Wanner1, Samuel Silva2
1Sports Department, Universidade Federal de Minas Gerais, Belo Horizonte, MG, Brazil.
Sleep science (Sao Paulo, Brazil)
|April 28, 2025
概括
青少年运动员在竞争阶段的睡眠更为分散,并在比赛后的总睡眠时间增加. 竞争赛季前皮质醇水平最高,没有观察到睡眠,激素和伤害之间的联系.
科学领域:
- 运动医学 运动医学
- 运动生理学 运动生理学
- 青少年健康 青少年健康
背景情况:
- 青少年运动员在训练期间经历了相当大的生理和心理压力.
- 运动员经常出现睡眠障碍和荷尔蒙波动.
- 了解训练负载,睡眠,激素和受伤风险之间的相互作用对于运动员的健康至关重要.
研究的目的:
- 为了比较青少年田径运动员在不同训练阶段的睡眠模式,肌肉骨损伤发生率和激素水平 (和皮质醇).
- 在这个人群中调查睡眠,荷尔蒙特征和受伤发生之间的潜在关联.
主要方法:
- 未来的队列研究涉及19名十几岁的田径运动员超过六个月.
- 在准备阶段,竞争阶段和竞争后培训阶段进行的评估.
- 通过动图学评估睡眠 (每阶段10天);通过唾液样本测量激素水平;从物理治疗记录中收集的受伤数据.
主要成果:
- 与竞争阶段相比,竞争后阶段的总睡眠时间更长.
- 睡眠开始后的清醒 (睡眠碎片化) 在竞争和后竞争阶段比准备阶段更大.
- 在准备阶段与比赛后阶段相比,皮质醇水平升高;在不同阶段的水平或伤害发生率中没有发现显著差异,也没有观察到变量之间的相关性.
结论:
- 青少年田径运动员在特定的训练期间表现出睡眠结构的改变和皮质醇的升高.
- 尽管观察到睡眠和皮质醇的变化,但这项研究没有发现与青少年运动员肌肉骨损伤发生率或丸激素水平的相关性.
- 需要进一步的研究来阐明训练,睡眠,荷尔蒙反应和年轻运动员伤害预防之间的复杂关系.
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