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急性电动肌肉刺激对足球运动员强度和无氧功率的影响
Cem Sofuoğlu1, Rafael Akira Fujita2, Kadir Keskin3
1Faculty of Hasan Dogan Sport Sciences, Karabuk University, Karabuk, Turkey.
International journal of sports medicine
|March 20, 2025
概括
在75 Hz的电动肌肉刺激 (EMS) 显著提高了足球运动员的下肢肌肉力量和无氧功率. 这一发现表明,75 Hz EMS 对于改善关键足球表现指标是有效的.
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
- 生物力学 生物力学
背景情况:
- 下肢肌肉力量和无氧功率对于足球表现至关重要.
- 预加载策略通常用于增强运动员的这些身体属性.
- 电动肌肉刺激 (EMS) 是改善肌肉功能的一种潜在方法.
研究的目的:
- 研究不同电动肌肉刺激 (EMS) 频率对足球运动员肌肉力量和无氧功率的急性影响.
- 确定最佳的EMS频率,以提高这一群体的下肢表现.
- 为了比较15 Hz,75 Hz和104 Hz EMS在强度和输出功率上的有效性.
主要方法:
- 19名男性足球运动员参加了一项随机的,安慰剂对照的研究.
- 四肢肌肉使用不同的EMS频率 (15 Hz,75 Hz,104 Hz) 和安慰剂来刺激.
- 肌肉强度 (千克) 和无氧功率峰值是在刺激后进行测量.
- 在性能测试后,评估了感知到的劳动力.
主要成果:
- 与安慰剂相比,75 Hz EMS 频率显著改善了主导四头肌肌的强度 (p<0.001,d=0.75).
- 与15 Hz (p<0.05,d=0.38) 和104 Hz (p<0.05,d=0.60) 条件相比,75 Hz EMS的峰值功率显著更高.
- 75赫兹电流在下肢强度和无氧功率方面表现出最大的改善.
结论:
- 75赫兹的电动肌肉刺激电流是最有效的频率,可在足球运动员中急剧增强下肢力量和无氧功率.
- 这些发现凸显了特定EMS频率作为足球训练模式的潜力.
- 建议进行进一步的研究,以探索EMS的长期应用和体育特定集成,以提高足球运动员的峰值表现.
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