视觉反对神经肌肉性能的影响在健康的老年人抵抗训练期间
Caleb Calaway1, Ethan Elkins, Rachel Gastaldo
1Laboratory of Neuromuscular Research and Active Aging, Department of Kinesiology and Sports Sciences, University of Miami, Coral Gables, Florida.
Journal of strength and conditioning research
|January 30, 2026
概括
视觉反 (VF) 在抵抗训练期间显著提高了老年人的神经肌肉性能. 这项研究表明,图形VF是优化老年人功率输出的可行工具.
科学领域:
- 运动生理学 运动生理学
- 老年学是一门学科.
- 生物力学 生物力学
背景情况:
- 众所周知,视觉反 (VF) 可以提高运动员的力量和动力.
- 图形功率反对老年人神经肌肉性能的影响仍未得到充分研究.
- 抵抗训练对于维持老龄人口的健康和功能至关重要.
研究的目的:
- 为了研究视觉反 (VF) 与无反 (NoVF) 对健康老年人的下肢和上肢神经肌肉性能的影响.
- 为了确定VF能否在腿按压 (LP) 和胸按压 (CP) 练习中增强峰值功率 (PP) 和平均功率 (AP).
- 评估VF作为优化老年人抵抗训练的工具的潜力.
主要方法:
- 28名健康的老年人 (平均年龄为73.1岁) 参加了为期2周的培训计划,每周有两次培训.
- 参与者在腿部压力和胸部压力机器上完成了抵抗训练,其中一个会议包括VF通过HUR平板,另一个没有VF.
- 神经肌肉性能通过测量两种练习的峰值功率 (PP) 和平均功率 (AP) 在三组八次重复中进行评估.
主要成果:
- 与没有反 (NoVF) 相比,实时视觉反 (VF) 显著增加了腿压 (LP) 和胸压 (CP) 练习的峰值功率 (PP) 和平均功率 (AP).
- LP-PP显示了VF (+4%) 的显著改善,跨周和套件,而CP-PP也显示了VF (+5%) 的更高性能.
- 两种LP-AP和CP-AP都显著高于VF (+4-5%),CP-AP的功率在各组中增加,这表明潜在的神经肌肉促进.
结论:
- 图形视觉反 (VF) 是在健康的老年人抵抗训练期间增强神经肌肉性能,特别是功率输出的一种有效工具.
- 使用VF可以在腿按压等炼期间产生更大的功率,这可能表明神经肌肉促进.
- 将VF纳入阻力训练方案可能是一个有价值的策略,以优化炼结果并促进老年人群的功能独立性.
相关概念视频
Sources of Self-Esteem II: Performance Feedback
191
Self-esteem is intricately tied to our perception of competence and our ability to exert control over our lives. One of the primary sources of this perception is performance feedback — the ongoing evaluation of our actions in terms of success and failure. According to Franks and Marolla (1976), people derive self-worth from experiencing themselves as causal agents, capable of achieving goals and overcoming obstacles. This process nurtures a critical component of self-esteem:...
191
Feedback Inhibition
57.1K
Biochemical reactions are occurring constantly in cells, converting starting substances to different products, usually with the help of enzymes that speed the reactions. Without enzymes, it would take far too long for most reactions to occur to be useful to the cell!
57.1K
Feedback Loops
64.4K
In most cases, excessive hormone production is prevented by negative feedback—a loop that starts with a stimulus inducing the release of a particular substance, like a hormone, to maintain a certain level before triggering a signal that results in a decrease in further release of the hormone.
64.4K
Effects of feedback
1.0K
Feedback in control systems plays a critical role in shaping various operational parameters, extending beyond simple error reduction to influence stability, bandwidth, gain, impedance, and sensitivity. Understanding these effects requires examining a basic feedback system characterized by defined input, output, error, and feedback signals.
Feedback significantly modifies the gain of a control system. The gain of a system without feedback is altered by a factor of one plus GH, where G represents...
Feedback significantly modifies the gain of a control system. The gain of a system without feedback is altered by a factor of one plus GH, where G represents...
1.0K
Feedback control systems
720
Feedback control systems are categorized in various ways based on their design, analysis, and signal types.
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...
720
Facial Feedback Hypothesis
662
Charles Darwin proposed that facial expressions are an evolutionary adaptation for communication. He argued that these expressions are not influenced by culture but are universal across species. For example, a snarling expression with exposed teeth signals a threat in many animals, including humans. Darwin also suggested that displaying an emotion can intensify the feeling. Smiling, for example, could enhance one's sense of happiness. This idea laid the foundation for understanding the role...
662


