スポーツにおける相対的なエネルギー不足のリスクと,フィンランド人の耐久力運動選手のコレステロール値との関連
Julia I K Silvennoinen1,2, Pyry N Sipilä1, Maarit Valtonen3
1Department of Public Health, University of Helsinki Faculty of Medicine, Helsinki, Finland.
BMJ open sport & exercise medicine
|September 5, 2025
まとめ
耐久性アスリートは,スポーツにおける相対的なエネルギー不足 (REDs) の高いリスクに直面しています. コレステロールと直接関係はないが,女性の運動選手の赤血球症のリスクは,LDLと総コレステロール値の低下と相関している.
科学分野:
- スポーツ医学
- 運動 生理学
- 栄養学
- 心血管の健康
背景:
- スポーツにおける相対的なエネルギー不足 (REDs) は,耐久性アスリートの健康とパフォーマンスに影響を与える慢性的な低エネルギー状態である.
- コレステロール代謝の障害はREDの潜在的指標であり,スポーツ選手の長期的な心血管健康に影響を与える可能性があります.
- REDのリスクとコレステロールの関係を理解することは 選手の健康に不可欠です
研究 の 目的:
- スポーツにおける相対エネルギー欠乏症 (REDs) のリスクと,フィンランドの耐久力アスリートにおけるコレステロールレベルとの関連を調査する.
- トレーニングシーズンにおける RED のリスクとコレステロールのプロフィールの変化を調べる.
主な方法:
- アスリートパフォーマンスと栄養に関する研究のために,フィンランドの87人の耐久力運動選手 (44人の女性,43人の男性) を募集した.
- REDsの臨床評価ツール バージョン2を用いて,トレーニングシーズンの開始 (T1) と終了 (T2) でREDsのリスクを評価する.
- T1とT2の両方で測定されたコレステロール (LDLを含む)
主要な成果:
- T1では,女性 (77%) と男性 (72%) の両方で,中高から高のREDリスクの高い流行が観察されました.
- REDのリスクとコレステロールのレベルとの間に有意な横断的関連は見つかりませんでした.
- 女性運動選手では,T1からT2への赤血球リスクの上昇は,LDLと総コレステロールの低下と有意に関連していました.
結論:
- REDのリスクは,トレーニングシーズンの開始または終了時のコレステロール値と直接関連していません.
- 女性の運動選手における注目すべき発見は,時間とともに赤血球のリスクが悪化すると,LDLと総コレステロールの低下と相関していることを示しています.
- 女性の耐久力スポーツ選手の心臓血管の健康への影響を理解するためにさらなる研究が必要である.
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