α-Cyclodextrin补充剂提高了耐力运动的表现,并减少了人类男性的运动后疲劳:一个随机的,双盲的,安慰剂控制的,平行组研究
Makiko Onishi1, Teppei Nakamura2, Chie Kano3
1Department of Group Project Strategy, Asahi Quality & Innovations, Ltd., 1-1-21 Midori, Moriya-shi, Ibaraki 302-0106, Japan.
Bioscience of microbiota, food and health
|January 7, 2025
概括
阿尔法-环极素 (αCD) 补充剂提高了耐力运动的表现,并减少了非运动员男性的疲劳. 这项研究证实了αCDCD的存在.
科学领域:
- 运动生理学 运动生理学
- 营养科学 营养科学
- 微生物组研究 微生物组研究
背景情况:
- α-Cyclodextrin (αCD) 是一种循环六糖,在小肠中未被消化,而是被肠道微生物发酵.
- 以前的研究表明,αCD补充剂在非运动员男性中改善了10公里骑自行车的时间.
- αCD对运动表现的确切影响需要进一步研究.
研究的目的:
- 为了确认αCD对运动表现的有益影响的可重现性.
- 为了研究更高的αCD剂量和更大的样本大小的影响.
- 收集关于αCD对耐力和疲劳的影响的额外数据.
主要方法:
- 一个随机的,双盲的,安慰剂控制的平行组研究.
- 81名健康的非运动员男性 (20-49岁) 接受安慰剂或1g/天αCD治疗9周.
- 基于年龄,BMI,V̇O2max,以及*Bacteroides uniformis*水平的分层.
主要成果:
- 与安慰剂相比,αCD补充剂显著改善了10公里骑自行车计时赛的表现 (p=0.016).
- 通过视觉模拟尺度测量的运动后疲劳在αCD组显著减少 (p=0.043).
- 在运动期间心率的增加在αCD组较低 (p=0.016).
结论:
- α-Cyclodextrin补充剂可以提高非运动员男性的耐力运动表现.
- 摄入αCD可以减少体验到的运动后疲劳.
- 这些发现支持αCD作为耐力活动的潜在人体工程学辅助剂.
更多相关视频
12:59Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People
Published on: July 5, 2017
12.5K
07:22Measuring the Motor Aspect of Cancer-Related Fatigue using a Handheld Dynamometer
Published on: February 20, 2020
5.8K
相关概念视频
01:24Muscle Recovery and Fatigue
1.8K
Muscle fatigue refers to the decline in a muscle's ability to maintain the force of contraction after prolonged activity. It primarily stems from changes within muscle fibers. Even before experiencing muscle fatigue, one may feel tired and have the urge to stop the activity. This response, known as central fatigue, occurs due to changes in the central nervous system, namely the brain and spinal cord. While there is no single mechanism that induces fatigue, it may serve as a protective...
1.8K
01:27Exercise and Muscle Performance
1.2K
Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
1.2K
01:20Exercise and Cardiovascular Response
637
Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
637