脸部口罩对身体活跃和久坐的人之间的心脏呼吸反应的影响的比较
Shu Jiang1, Xinxing Li1, Ji-Won Seo1
1Department of Physical Education, Health and Exercise Science Laboratory, Institute of Sports Science, Seoul National University, Seoul, South Korea.
The Journal of sports medicine and physical fitness
|June 6, 2024
概括
面罩在身体活跃的人群中比起久坐的人群中更能降低运动耐受性. 像峰值VO2这样的心肺呼吸反应受到口罩使用的显著影响,突出了个性化口罩适应策略的需要.
科学领域:
- 运动生理学 运动生理学
- 公共卫生 公共卫生
- 运动医学 运动医学
背景情况:
- 对口罩的生理反应在不同的人群中存在差异.
- 调查面罩在运动期间对身体活跃与久坐的人的差异影响至关重要.
研究的目的:
- 为了比较身体活跃和久坐不动的大学生在最大运动期间使用面罩的心肺呼吸反应.
- 为了确定身体活动水平是否会影响在心肺运动测试期间佩戴外科或面具的生理影响.
主要方法:
- 16名健康的大学生 (10名身体活跃,6名久坐) 使用布鲁斯协议进行了最大心肺运动测试 (CPETs).
- 测试在没有口罩的情况下进行,使用手术口罩,使用面具,监测心肺呼吸系统参数和心率.
- 运动前后测量了血压,氧和和乳酸水平.
主要成果:
- 身体活跃的个体最初显示VO2峰值高于没有口罩的久坐的人,这种差异随着口罩的使用而消失.
- 面具在呼吸补偿点 (RCP) 上显著降低了VO2/kg和METs,特别是在身体活跃的组中.
- 在面具使用组之间,没有观察到运动持续时间,乳酸水平或感知到呼吸障碍的显著差异.
结论:
- 在运动期间使用面罩导致运动耐受性和心肺呼吸功能,特别是VO2峰值,在身体活跃的个体中比起久坐的人更大降低.
- 个人特征,如身体活动水平,在推或调整日常使用的面罩时是重要的考虑因素.
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