重度の減量と重量回復による代謝効果は,若年レスラーにおける重量減少と重量回復による代謝効果である
S N Steen1, R A Oppliger, K D Brownell
1Department of Psychiatry, University of Pennsylvania School of Medicine, Philadelphia 19104.
JAMA
|July 1, 1988
まとめ
10代のレスラーにおける重量サイクリングは,休息時の代謝率の低下と関連しており,エネルギー需要の減少を示しています. この発見は,重量減量と重量回復を繰り返すことで,アスリートの代謝が変化することを示唆しています.
科学分野:
- スポーツ医学 スポーツ医学
- 人間の生理学 人間の生理学
- メタボリック研究
背景:
- エネルギー制限は,休息代謝率を低下させることが知られている.
- 繰り返し減量・回復サイクルを行うことは,動物における食物効率を高めることができます.
- レスラーは,競争の体重要件を満たすために,しばしば重量サイクリングに従事します.
研究 の 目的:
- 10代のレスラーにおける重量サイクリングと休息中の代謝率との関係を調査する.
- 重度の減量と重量回復が,エネルギー需要の減少と関連しているという仮説を検証する.
主な方法:
- 27人の青少年レスラーは,体重サイクリングと非サイクリングのグループに分けられた.
- 休息代謝率は,間接的カロリメトリを用いて測定された.
- 身体の組成は,皮膚の折りたたみ測定を介して評価されました.
主要な成果:
- サイクリング選手と非サイクリング選手の年齢,体重,身長,体表面積,痩身量,体脂肪率の有意な違いは見つかりませんでした.
- サイクリストは,非サイクリストと比較して,平均的な休息代謝率 (154.6 vs 177.2 kJ/m2/h) を著しく低下させた.
- グループ間では,休憩時のエネルギー支出の14%の違いが観察された (6631.8 vs 7702.8 kJ/d).
結論:
- 10代のレスラーにおける重量サイクリングは,抑制された休息代謝率と関連しています.
- これは,重量減少と重量回復を繰り返すという実践が,アスリートの全体的なエネルギー支出を低下させる可能性があることを示唆しています.
- 体重サイクリングに従事するアスリートの長期的な代謝的影響を調査するさらなる研究が可能である.
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