V2EX isometric exercise

Isometric Exercise

Definition / 定义

“等长收缩训练;静力练习”:肌肉在长度几乎不变的情况下用力收缩,关节角度基本保持不动的一类训练方式(例如靠墙静蹲、平板支撑)。也常用于康复与基础力量训练。

Pronunciation / 发音(IPA)

/asmtrk ksrsaz/

Examples / 例句

Wall sits are a simple isometric exercise.
靠墙静蹲是一种简单的等长收缩训练。

An isometric exercise can build strength with minimal joint movement, which may be helpful during rehabilitation.
等长收缩训练几乎不需要关节活动也能增强力量,这在康复期间可能很有帮助。

Etymology / 词源

isometric 来自希腊语:*iso-*(相同)+ metric(测量),字面含义是“相同的测量/长度”,引申为肌肉用力时“长度不变”的收缩方式;exercise 源自拉丁语 exercitium,意为“训练、操练”。合在一起即“等长(静力)训练”。

Related Words / 相关词汇

Literary Works / 文学与著作中的用例

  • Strength Training Anatomy(Delavier):在讲解静力(等长)动作与肌群发力时常使用该术语。
  • Essentials of Strength Training and Conditioning(NSCA):在力量与体能训练章节中系统讨论 isometric exercise。
  • ACSM’s Guidelines for Exercise Testing and Prescription(ACSM 指南):在运动处方与康复相关内容中提及等长训练的应用与注意事项。
  • The New Encyclopedia of Modern Bodybuilding(Arnold Schwarzenegger):在训练方法讨论中涉及静力/等长用力的训练思路。
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