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相关概念视频

Muscle Recovery and Fatigue01:24

Muscle Recovery and Fatigue

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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...
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Some compounds produce hydroxide ions when dissolved by chemically reacting with water molecules. In all cases, these compounds react only partially and so are classified as weak bases. These types of compounds are also abundant in nature and important commodities in various technologies. For example, global production of the weak base ammonia is typically well over 100 metric tons annually, being widely used as an agricultural fertilizer, a raw material for chemical synthesis of other...
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Few compounds act as strong acids. A far greater number of compounds behave as weak acids and only partially react with water, leaving a large majority of dissolved molecules in their original form and generating a relatively small amount of hydronium ions. Weak acids are commonly encountered in nature, being the substances partly responsible for the tangy taste of citrus fruits, the stinging sensation of insect bites, and the unpleasant smells associated with body odor. A familiar example of a...
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Cardiac muscle, or myocardium, is a specialized type of muscle found exclusively in the heart. Its unique structural and functional characteristics enable the heart to perform its vital role of pumping blood throughout the body continuously and rhythmically. The cardiac muscle cells, or cardiomyocytes, possess an endomysium and perimysium but do not have an epimysium.
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Smooth muscle tissue is a type of muscle tissue that can be found lining various vital organs in the human body, including the lungs, blood vessels, digestive tract, and respiratory tract. This type of tissue is responsible for regulating the movements of these organs, playing crucial roles in the functioning of various systems, including the vascular, digestive, respiratory, and urinary systems.
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Weak acids and bases do not undergo dissociation completely, and titrations between these two are rarely studied. When such studies are performed, say, for the titration of a weak acid with a weak base, the titration curve plots the change in pH as a function of the volume of base added. Take the titration of acetic acid with ammonia, for instance. During the titration, these two species form ammonium acetate and water, but the pH change is slow and gradual.
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Structured Motor Rehabilitation After Selective Nerve Transfers
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后COVID-19肌肉衰弱和恢复模式在轻度至中度感染后:使用MRC尺度进行结构化康复计划的回顾性分析.

Ovidiu Cristian Chiriac1,2, Daniela Miricescu3, Raluca Mititelu4,5

  • 1Discipline of Balneophysiokinetotherapy and Rehabilitation, Department of Specific Disciplines, Faculty of Midwifery and Nursing, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, Romania.

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概括

结构化康复和标准护理都改善了COVID-19后的肌肉力量. 虽然康复在老年人中显示出更大的收益,但差异在统计学上并不显著,这表明自然恢复起着关键作用.

关键词:
在 COVID-19 疫情中,在MRC尺度尺度上,MRC是指MRC.肌肉的力量 肌肉的力量 肌肉的力量物理治疗疗法 物理治疗病毒感染后的恢复.结构化康复是结构化的康复.

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科学领域:

  • 神经学 神经学
  • 康复医学 康复医学 康复医学
  • 传染性疾病 传染性疾病

背景情况:

  • 后COVID-19肌肉衰弱是一种常见的后果,源于炎症,不活动和功能储备的减少.
  • 轻度至中度的COVID-19病例经常导致持续的肌肉衰弱,影响恢复和生活质量.

研究的目的:

  • 评估全球肌肉强度的变化,使用医学研究委员会 (MRC) 规模对从轻度/中度COVID-19中恢复过来的成年人进行评估.
  • 为了比较结构化为期两周的康复计划和标准的医疗随访之间的肌肉力量恢复.

主要方法:

  • 对193名轻度/中度COVID-19后的成年人的回顾性分析.
  • 160名参与者参加了结构化康复计划 (研究组) 和33名在标准护理 (对照组).
  • 在基线和随访时通过MRC尺度评估肌肉力量;采用非参数统计分析.

主要成果:

  • 两组都在肌肉强度方面表现出显著的群体内改善 (p < 0.001用于康复,p = 0.005用于控制).
  • 与对照组 (ΔMRC 1.00) 相比,康复组在数值上显示出更高的平均强度增长 (ΔMRC 2.76).
  • 根据年龄分层分析显示,60岁及以上的个人在康复组中获得了更大的力量增长;总体而言,群体之间的差异在统计学上并不显著.

结论:

  • 随着结构化康复和标准后续治疗,肌肉力量的短期改善都会发生,这突显了自然恢复的影响.
  • 早期,个性化康复显示出潜在的功能价值,特别是对于从COVID-19中恢复过来的老年人来说.
  • 需要进一步进行充足的前性研究,以确认康复的增量效益超出自发恢复.