サーキット筋力トレーニングにおける急性神経筋疲労: 働きから休息までの期間が異なる影響
Aaron Agudo-Ortega1,2, Sara Echeberria-Castaño1, Javier Iglesias García1
1AExPH, Facultad de Ciencias Biomédicas y de la Salud, Universidad Alfonso X el Sabio (UAX), Avenida de la Universidad, Madrid, España.
Frontiers in sports and active living
|February 19, 2026
まとめ
サーキットトレーニング (CT) は,より長い休憩間隔 (30秒) を用いて,より短い間隔 (10秒,20秒) に比べて,より大きなリピート量を可能にします. この研究では,抵抗運動中の神経筋筋疲労に対する異なる労働休息比の影響を調査しました.
科学分野:
- 運動生理学 運動生理学
- スポーツ科学 スポーツ科学
- 神経筋肉の適応について
背景:
- サーキットトレーニング (CT) は,身体的フィットネスを改善するための人気のある抵抗運動方法です.
- CTにおける神経筋肉の疲労を最小限に抑えるための最適なワーク・トゥ・レスト間隔は,十分に理解されていません.
- これらのパラメータを理解することは,効果的なトレーニングプログラムを設計する上で極めて重要です.
研究 の 目的:
- サーキットトレーニングにおける異なる1:1のワーク・トゥ・レスト間隔期間 (10秒,20秒,30秒) の神経筋疲労に対する急性効果を調査する.
- これらの変化する間隔が,運動パフォーマンスと繰り返しの量に与える影響を比較するために.
主な方法:
- 34人の身体的に活発な参加者は,ワーク・トゥ・レスト比1:1で10s,20s,30sの14分間の回路トレーニングプロトコルを完了しました.
- 平均推進速度 (MPV) は,スクワットとベンチプレス練習のトレーニング前およびポストで測定されました.
- 各演習の合計繰り返しを記録した.
主要な成果:
- すべてのプロトコルでMPVの有意な減少が観察され,急性神経筋疲労を示唆しました.
- 30:30のプロトコルは,10:10と20:20のプロトコルと比較して,より高い繰り返し率と全体的な繰り返し量をもたらしました.
- 異なる間隔の持続時間間の疲労の大きさの有意な違いは見つかりませんでした.
結論:
- サーキットトレーニングは,仕事から休憩までの1:1のインターバル期間に関係なく,急性神経筋疲労を誘発します.
- CTにおけるより長い休憩間隔 (30s) は,疲労の大きさを増加させることなく,繰り返しの量とパフォーマンスの出力を高めます.
- 訓練の処方箋は,運動量と適応を最適化するために,ワーク・トゥ・レストの間隔を考慮する必要があります.
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