身体活动与老年人冠心病和中风风险:心血管健康研究
Luisa Soares-Miranda1, David S Siscovick2, Bruce M Psaty2
1From Research Centre in Physical Activity, Health, and Leisure, Faculty of Sport, University of Porto, Portugal (L.S.-M.); Department of Epidemiology, University of Washington, Seattle (D.S.S., B.M.P., W.T.L.); Department of Medicine, Cardiovascular Health Research Unit, University of Washington, Seattle (D.S.S., B.M.P.); New York Academy of Medicine, New York (D.S.S.); Group Health Research Institute, Group Health Cooperative, Seattle, WA (B.M.P.); Department of Neurology, University of Washington, Seattle (W.T.L.); and Friedman School of Nutrition Science and Policy, Tufts University, Boston, MA (D.M.). soaresmiranda@fade.up.pt.
定期运动,特别是步行,可显著降低老年人,包括75岁以上的心血管疾病 (CVD) 的风险. 快速行走可以防止心脏病和中风.
科学领域:
- 老年学
- 心血管健康
- 预防医学
背景情况:
- 对于老年人来说,心血管疾病 (CVD) 是一个主要问题.
- 身体活动 (PA) 建议用于预防心血管疾病,但对75岁以上成年人的数据有限.
- 与年龄相关的衰退可能需要专注于可行的运动,比如步行.
研究的目的:
- 评估身体活动与老年人心血管疾病发病率之间的长期关联.
- 具体评估步行在此群体中降低心血管疾病风险的作用.
主要方法:
- 在4207名美国成年人 (平均年龄73岁) 的前性队列研究中,在基线时无心血管疾病.
- 在10年的随访期间,每年评估和更新身体活动,包括步行速度和强度.
- 通过医疗记录来判断发生的心血管疾病事件 (心肌梗塞,冠状动脉死亡,中风).
主要成果:
- 即使在75岁及以上的成年人中,较高的体力活动与冠心病,中风和总体心血管疾病相反相关.
- 较高的步行速度 (例如3英里/小时) 显著降低了冠心病,中风和整体心血管疾病的风险.
- 休活动和运动强度也显示出对心血管疾病的保护作用.
结论:
- 经验证据支持对老年人降低心血管疾病的身体活动建议.
- 不同强度和持续时间的步行是预防老年人心血管疾病的关键组成部分.
- 这些发现强化了促进老年人步行对心血管健康的重要性.
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