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相关概念视频

Exercise and Muscle Performance01:27

Exercise and Muscle Performance

2.2K
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...
2.2K
Isotonic and Isometric Muscle Contractions01:22

Isotonic and Isometric Muscle Contractions

6.4K
Two primary types of muscle contractions are isotonic and isometric, each serving unique functions and involving distinct mechanisms. Both isotonic and isometric contractions are integral to the body's complex system of movement and stability. Isotonic exercises contribute significantly to functional strength and movement, while isometric contractions are crucial for maintaining posture and joint stability.
Isotonic contractions
Isotonic contractions occur when a muscle changes length while...
6.4K

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相关实验视频

Updated: Jan 8, 2026

Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People
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Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People

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高负荷和低负荷同位素阻力训练之间的非特异性强度变化:系统审查和元分析.

William B Hammert1, Ryo Kataoka1, Yujiro Yamada1

  • 1Kevser Ermin Applied Physiology Laboratory, Department of Health, Exercise Science, and Recreation Management, The University of Mississippi, P.O. Box 1848, University, MS, 38677, USA.

Sports medicine (Auckland, N.Z.)
|December 11, 2025
PubMed
概括

高负荷和低负荷同位素抵抗训练在增加非特异性强度方面似乎同样有效. 需要进一步的研究来确认高负荷训练是否为最大力量发展提供了差异性的好处.

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Versatility of Protocols for Resistance Training and Assessment Using Static and Dynamic Ladders in Animal Models
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Versatility of Protocols for Resistance Training and Assessment Using Static and Dynamic Ladders in Animal Models

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Dosage-Adjusted Resistance Training in Mice with a Reduced Risk of Muscle Damage
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相关实验视频

Last Updated: Jan 8, 2026

Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People
12:59

Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People

Published on: July 5, 2017

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Versatility of Protocols for Resistance Training and Assessment Using Static and Dynamic Ladders in Animal Models
08:31

Versatility of Protocols for Resistance Training and Assessment Using Static and Dynamic Ladders in Animal Models

Published on: December 17, 2021

3.2K
Dosage-Adjusted Resistance Training in Mice with a Reduced Risk of Muscle Damage
07:29

Dosage-Adjusted Resistance Training in Mice with a Reduced Risk of Muscle Damage

Published on: August 31, 2022

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科学领域:

  • 运动生理学 运动生理学
  • 运动科学 运动科学 运动科学
  • 生物力学 生物力学

背景情况:

  • 高负荷与低负荷阻力训练的比较通常使用非特定的强度测试.
  • 通常建议,如果执行到任务失败,这两种训练负载都会同样增强非特异性力量.
  • 支持这一说法的证据需要进一步的定量检查.

研究的目的:

  • 量化评估高负荷同位素耐力训练是否与低负荷训练相比导致非特异性强度的不同变化.
  • 提供关于这个主题现有研究的元分析.

主要方法:

  • 在PubMed,Scopus和Embase的系统文献搜索到2025年6月14日.
  • 纳入标准:健康的成年人,高负荷与低负荷的同位素训练到任务失败,非特定的力量测量 (同位素/同位素),同行评审的英语出版物.
  • 对非特异强度的变化得分的随机效应元分析.

主要成果:

  • 纳入了10项涉及245名参与者的研究.
  • 总体效应大小 (科恩d) 是0.322 (SE=0.17),没有统计学意义 (p=0.104).
  • 置信区间很宽,超过零,表明结果不确定的.

结论:

  • 目前的元分析无法确定高负荷和低负荷同位素训练是否会导致非特异性强度的不同变化.
  • 结果倾向于有利于高负载训练,但宽的置信区间限制了最终的结论.