抵抗運動に対する血管機能の反応に続いて,訓練されていない男性における断続的な低酸素暴露
Witid Mitranun1, Chaiyawat Namboonlue2, Nattha Muangritdech3
1Department of Sports Science, Faculty of Physical Education, Sports, and Health, Srinakharinwirot University, Ongkharak, Nakhon Nayok, 26120, Thailand. mitranunwitid@hotmail.com.
European journal of applied physiology
|August 29, 2025
まとめ
抵抗運動後の断続的な低酸素は,内皮機能を保ち,血管障害を予防します. この運動後の戦略は,訓練されていない男性における回復と血管の健康を高めます.
科学分野:
- 運動 生理学
- 血管生物学
- スポーツ科学
背景:
- 抵抗運動の後に急性血管機能障害が発生する可能性があります.
- 回復戦略を理解することは 運動の効果を最適化するために重要です
研究 の 目的:
- 抵抗運動後の断続的な低酸素が急性血管機能障害を軽減するかどうかを調べる.
- フローメディエートされた膨張 (FMD),血圧,腕足首脈波速度 (baPWV) に対する影響を評価する.
主な方法:
- 13人の未訓練の男性に3つの条件が与えられました. 抵抗運動 (RE) に続いてノルモキシア,中断性低酸素症 (RE-H1) または軽度の中断性低酸素症 (RE-H2).
- 参加者は足の拡張を施し,運動前と運動後の FMD,血圧,baPWVを測定した.
- 中断性低酸素は,低酸素と正常酸素 (FIO2) の間を交互に含む.
主要な成果:
- 流動媒介の膨張 (FMD) はRE後に減少したが,断続的な低酸素で維持された.
- 断続的な低酸素で血流と切断率が増加した.
- 腕- 足首脈波速度 (baPWV) は,REと軽度の間歇性低酸素症で減少したが,中等度の間歇性低酸素症では減少しなかった.
結論:
- 抵抗運動後の断続的な低酸素は 内皮機能を保ちます
- この戦略は,一時的な血管機能障害を予防します.
- 運動後の間歇性低酸素は 回復を促す方法として 潜在性を示しています
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