エリート・ユース・女性ハンドボール選手の漸進的なトレッドミール運動中の酸素不足
Bettina Béres1,2, István Györe1, Annamária Zsákai2,3
1Department of Health Sciences and Sport Medicine, Hungarian University of Sports Science, 1123 Budapest, Hungary.
Sports (Basel, Switzerland)
|August 27, 2025
まとめ
この研究では,若い女性ハンドボール選手の運動中の酸素不足は,体質と遺伝子の影響を受けていることが明らかになりました. より高いVO2ピークはより大きな酸素不足と相関しており,心肺機能における生理学的および構造的要因の複雑な相互作用を強調しています.
科学分野:
- スポーツ科学
- 運動 生理学
- 人間 の 業績
背景:
- 実験室での心臓呼吸機能評価はスポーツ科学の標準であり,しばしば酸素の吸収に焦点を当てています.
- ヒルによって導入された酸素不足の概念は,サブマキシマム運動とその動態ではあまり探求されていません.
研究 の 目的:
- 若い女子ハンドボール選手の運動中の酸素不足の行動と影響要因を分析する.
- 形質学的,生理学的特徴と酸素不足への影響に基づいて,異なるアスリートプロフィールを特定する.
主な方法:
- トレードミルのスピロエルゴメトリーによる 準ランプ運動プロトコルで 心臓呼吸器のパラメータを測定する.
- アメリカン・カレッジ・オブ・スポーツ・メディシン (ACSM) アルゴリズムを用いて酸素不足の推定
- デュアルエネルギーX線吸収計 (DEXA) による体組成の評価と,その後のクラスターと主要成分分析.
主要な成果:
- 2つの異なるアスリートプロファイルが生まれました. 形態学的および生理学的特徴で大きく異なります.
- 比較したVO2ピークはクラスター2で観察され,このクラスターも1キログラムあたりの酸素不足が大きかった.
- クラスター"は 絶対体量,骨格筋量,脂肪量が高いことが示され,酸素不足に身体の組成が 影響していることが示された.
結論:
- 酸素不足は多因性であり,遺伝的傾向 (心血管と筋肉の酸素利用) と身体の組成に影響されます.
- 年齢は適応能力を決定する重要な要素です
- 訓練はいくつかの要因を修正することができますが,遺伝的傾向は固有の制限を提示します. 早期の心臓呼吸能力の発達は長期の最適化のための鍵です.
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