体重過多または肥満の人の食事による減量中に抵抗運動が身体の構成,筋肉の強度,心代謝の健康に与える影響:体系的なレビューとメタ解析
Ahmad Binmahfoz1,2, Anas Dighriri2, Cindy Gray3
1Department of Public Health, Umm Al-Qura University, Mecca, Makkah Province, Saudi Arabia.
BMJ open sport & exercise medicine
|September 5, 2025
まとめ
減量ダイエットにレジスタンスエクササイズを加えると 痩せた体量を保ち 脂肪の減少を促します このアプローチは,全体的な体量減少に影響を与えることなく,筋肉の強さを改善します.
科学分野:
- 運動 生理学
- 肥満に関する研究
- スポーツ医学
背景:
- 肥満率の上昇は 効果的な体重管理戦略を 求めています
- 体重減少のためにカロリーを制限することは,しばしば望ましくない痩せた組織の喪失につながります.
- 抵抗運動は,ダイエット中に痩せた体重を軽減する方法として提案されています.
研究 の 目的:
- ダイエットによる体重減少を経験している過体重または肥満の成人の体質に対するレジスタンス運動の影響を検討する.
- この集団における心臓代謝の健康指標に対する抵抗運動の影響を評価する.
- ダイエットとレジスタンスエクササイズと ダイエットのみを比較したランダム化比較試験の証拠を合成する.
主な方法:
- 複数のデータベース (PubMed,Embaseなど) での体系的な文献検索 ランダム化比較試験の25件を特定しました
- 参加基準:成人 (18~65歳,BMI ≥25kg/m2) 食事とレジスタンス運動を食事と比較する.
- バイアスのリスクとGRADEの評価を行い,その後メタ分析を行った.
主要な成果:
- 抵抗運動は全身量減少に有意な影響を及ぼさなかった.
- 抵抗運動では,脂肪フリーマスの有意な保存 (中程度の確実性) と脂肪の減少の増加 (高い確実性) が観察されました.
- 筋肉の強さは,レジスタンスエクササイズ (低確実性) を加えることで,著しく改善されました.
結論:
- 抵抗運動と食事制限を組み合わせると,有益な減量効果を高めます.
- 減量中にレジスタンス運動を組み込み 脂肪の減少を増加させ 筋肉の強さを高めるという証拠があります
- 他の研究された心代謝マーカーに有意な影響は認められなかった.
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