耐熱性分類基準は,成人の適応状態を正確に評価するために,集団特有の値を要求します
Jacob S Bowie1, Michael R Szymanski1, Jeb F Struder2
1Department of Kinesiology, University of Connecticut, Storrs, Connecticut, USA.
Physiological reports
|February 16, 2026
まとめ
熱への適応は,熱不耐症の分類を大幅に減らす. しかし,異なる耐熱性試験基準は,特に雌の分類率に影響を及ぼし,微妙な評価が必要であることを示しています.
科学分野:
- 環境生理学 環境生理学
- 運動科学は運動科学である.
- 人間の適応力
背景:
- 熱耐性テスト (HTT) は,直腸温度 (Trec) と心拍数 (HR) を使用して,個人を熱耐性 (HT) または熱不耐性 (HI) と分類します.
- HTT分類基準に対する適応状態と性別の影響については,さらなる調査が必要である.
研究 の 目的:
- 耐熱性の分類において,異なる耐熱性試験 (HTT) 基準の有効性を評価する.
- 運動・熱・慣性 (HA) と性別がHTT分類に与える影響を評価する.
主な方法:
- 40人の参加者 (19M/21F) は,5日間のイソテルミック・エクササイズ・ヒート・アクリメーション (HA) プロトコルの前後にHTTを受けた.
- HTTは,120分のトレッドミルのテストを,5km/h−1で,2%のグレードで実施した.
- 参加者は,事前に定義されたTrecとHRの値に基づいてHIまたはHTに分類されました.
主要な成果:
- 熱不耐性 (HI) の分類の全体的な割合は,HA後に有意に減少しました (PreHAの51.1%からPostHAの23.6%).
- 女性は,HAの前後に,様々な基準で男性よりも高いHI分類を示した.
- Trec (ΔTrec (T120-T60) ≥0.45°C) の平原に基づく特定の基準は,HA前および後の一貫したHI率を示し,適応に対する感受性を示した.
結論:
- 運動・熱への適応は,熱不耐症の分類率を効果的に低下させる.
- 既存のHTT基準は,個人を差別的に分類する可能性があるが,女性はより頻繁にHIとして分類される.
- Trec高原を評価する基準は,熱への適応に対する感受性を示し,適応を評価する際の有用性を示唆しています.
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