无质饮食不会改变在进行冲刺间隔训练的非腹运动员的表现结果:试点试验
Denise Zdzieblik1, Anna Zierke1, Tobias Waldvogel1
1Department for Nutrition, Institute for Sports and Sports Science, University of Freiburg, Freiburg, Germany.
Frontiers in sports and active living
|November 10, 2025
概括
无质饮食 (GFD) 帮助运动员减肥,提高了耐力表现. 然而,代谢效应是不一致的,潜在的营养缺乏症需要小心对非乳运动员.
科学领域:
- 运动科学 运动科学 运动科学
- 人类营养人类营养
- 运动生理学 运动生理学
背景情况:
- 无质饮食 (GFD) 在运动员中越来越受欢迎.
- 对于非乳患者的GFD疗效存在有限的证据.
研究的目的:
- 为了评估6周的GFD与混合饮食 (MD) 结合冲刺间隔训练 (SIT) 对耐力运动员的影响.
- 评估身体组成,代谢标志物和性能参数的变化.
主要方法:
- 一项试点研究涉及15名男性耐力运动员 (GFD: n=6;MD: n=9).
- 干预措施包括6周的GFD或MD与SIT一起.
- 测量包括身体组成,计时赛表现,在坡道增量运行测试期间的代谢和性能标志物,以及胃肠道生活质量 (GIQLI).
主要成果:
- 与MD组相比,GFD组显示体重和BMI显著减少.
- 两组都改善了计时试验性能和耗尽时间 (TTE),在GFD组中,峰值氧气吸收 (V̇O2峰值) 的增加更为明显.
- 代谢变化是混合的,GIQLI得分保持不变.
结论:
- 一个GFD在运动员的体重管理和有氧性能方面表现出适度的好处.
- 可变的代谢效应和潜在的营养缺陷需要小心对于采用GFD的非乳运动员.
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