男性における冠動脈性心疾患に関連する運動の種類と強度
Mihaela Tanasescu1, Michael F Leitzmann, Eric B Rimm
1Department of Nutrition, Harvard School of Public Health, USA. mtanases@hsph.harvard.edu
JAMA
|October 22, 2002
まとめ
ランニングやウェイトトレーニングを含む定期的な身体活動は,男性における冠動脈疾患 (CHD) のリスクを大幅に低減します. より高い運動強度は,活動期間に関係なく,心臓病のリスクをさらに低下させます.
科学分野:
- 心血管の健康についてです.
- 運動生理学 運動生理学
- 予防医学は,予防的な医療です.
背景:
- 身体活動と冠動脈疾患 (CHD) のリスクとの間には,確立された逆関係があります.
- CHDリスクに影響を与える特定の運動の種類と強度に関する限られたデータ.
研究 の 目的:
- 身体活動の量,種類,および強度と男性における心臓病のリスクとの関連性を評価する.
- 心血管疾患のアウトカムに対する様々な運動モードの影響を調査する.
主な方法:
- 保健医療従事者のフォローアップ研究 (1986-1998) の44,452人の米国男性を対象としたコホート研究.
- MET (レジャータイム・フィジカル・アクティビティ) の種類,期間,および強度を含むレジャータイム・フィジカル・アクティビティの評価.
- 追跡期間中の非致死性心筋梗塞または致死性心筋梗塞のモニタリング.
主要な成果:
- 総合体力活動,ランニング,ウェイトトレーニング,ローイングは,心臓病リスクと逆相関を示した.
- 週に1時間以上走った男性は,心臓病のリスクが42%低下し,週に30分以上のウェイトトレーニングは23%減少した.
- 高度の運動強度は,独立して心血管疾患のリスクの減少と関連しており,快走もリスクの減少を顕著に示した.
結論:
- 全体的な身体活動,ランニング,ウェイトトレーニング,ウォーキングを行うことは,男性における心臓病リスクの低下と関連しています.
- 運動の強度は,身体活動の総量を超えて,心血管疾患のリスクを低減する上で重要な役割を果たします.
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