定期的足球训练可以提高6至10岁男孩的肺扩散能力
Rim Dridi1, Nadia Dridi2, Nabil Gmada3
1Research Laboratory LR23JS01 (Sport, Performance, Health and Society, Higher Institute of Sport and Physical Education of Ksar Said, University of La Manouba, Tunis, 2010, Tunisia. dridirim80@yahoo.fr.
在年轻男孩中,定期的足球训练显著提高了肺血管功能,膜-毛囊膜扩散能力 (DM) 和毛囊血液体积 (Vc). 在运动后观察到肺功能的这些改善,表明体育运动带来的积极适应.
科学领域:
- 儿科运动医学 儿科运动医学
- 肺部生理学 肺部生理学
- 运动科学 运动科学
背景情况:
- 足球是儿童和青少年的全球流行体育运动,以其间歇性活动模式而闻名.
- 虽然有氧能力的好处是公认的,但定期足球练习对年轻球员肺扩散能力 (TL) 的影响仍未得到充分研究.
研究的目的:
- 研究28周足球训练对肺扩散能力 (TL),膜-毛囊膜 (DM) 的扩散能力和毛囊血液体积 (Vc) 的影响.
- 将这些效应与6-10岁健康的青春期前男孩的非活动对照期进行比较.
主要方法:
- 随机分配80名男孩进入足球训练组 (SG) 或控制组 (CG).
- 评估最大氧气吸收 (VO2max) 和最大有氧功率 (MAP) 使用分级自行车人体表测试.
- 对一氧化碳 (TLCO) 和氧化 (TLNO),DM和Vc在休息和运动后的肺扩散能力的测量.
主要成果:
- 干预后在足球小组 (SG) 中观察到DM,TLNO,TLCO和Vc的显著改善,效果大小从小到大.
- 总体检查显示VO2max显著增加和HRmax减少,而对照组 (CG) 没有出现类似的变化.
- 与CG相比,在SG中TLCO,Vc,DM和VA的百分比改善明显高于CG.
结论:
- 在运动后,定期的足球训练会导致前青春期男孩的肺血管功能,DM和Vc显著改善.
- 这些适应可能归因于肺毛细管功能的强化招募.
- 肺血管功能的增加与VO2max或MAP的改善没有直接相关.
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