高度训练的运动员在COVID-19后的力量表现的变化
Jie Cao1, Shengtao Yang1, Jinhao Wang1
1Professional Sports Research Center, Shanghai Research Institute of Sports Science (Shanghai Anti-Doping Agency), Shanghai, China.
PloS one
|September 19, 2024
概括
COVID-19显著损害了精英运动员的力量表现,影响了最大,爆炸性和反应性力量. 虽然最大和爆炸强度在四周内恢复,但反应强度和初始力量产生仍然下降.
科学领域:
- 运动科学 运动科学 运动科学
- 运动生理学 运动生理学
- 传染病对传染病的影响
背景情况:
- 调查COVID-19对运动能力的持续影响对于安全的回归游戏协议至关重要.
- 高度训练有素的运动员可能会对COVID-19等病毒感染产生独特的生理反应.
研究的目的:
- 量化COVID-19对精英运动员各种力量指标的影响.
- 评估COVID-19感染后力量表现的恢复轨迹.
主要方法:
- 对跳跃性能 (SJH,CMJH,DJRSI) 和对比的中腿拉力 (IMTP) 的强度板分析,以获得最大对比强度 (MIS) 和力量发展速度 (RFD).
- 在27名精英运动员感染前和康复后1,2,4周进行测量.
- 反复测量ANOVA用于分析强度参数随时间变化.
主要成果:
- 在COVID-19后一周,SJH,CMJH,DJRSI,MIS,RFD 0-50和RFD 0-100的显著减少.
- 在康复四周后,SJH,CMJH和MIS恢复到感染前的水平.
- 在康复四周后,DJRSI,RFD 0-50和RFD 0-100仍然显著受损.
结论:
- COVID-19在最大,爆炸和反应力方面造成了实质性的短期赤字,以及最初的力量生产.
- 虽然最大和爆炸性强度在四周后显示出良好的恢复,但反应强度和初始力量产生能力仍然存在显著损害.
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