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坚持简化地中海饮食的增加预测第二天认知功能有所改善
Kelly R B Parker1, Jeremy M Hamm1
1Department of Psychology, North Dakota State University, 1210 Albrecht Blvd. Fargo, ND 58102, United States.
概括
每天坚持简化地中海饮食 (sMD) 可以改善认知功能. 即使是微小的,短期增加sMD积极影响中年和老年人的处理速度和执行功能.
科学领域:
- 神经科学是一个神经科学.
- 营养科学 营养科学
- 老年学是一门学科.
背景情况:
- 长期遵守地中海饮食 (MD) 与认知衰老有关.
- 人们对MD坚持的每日波动如何影响认知知知之甚少.
- 这项研究调查了简化地中海饮食 (sMD) 对认知的短期影响.
研究的目的:
- 评估每天对sMD坚持的变化是否预测认知变化.
- 为了检查中年和老年人的认知功能.
- 了解饮食习惯对认知的微长度影响.
主要方法:
- 217名中年和老年人 (54±15岁,女性65%) 参与了这项研究.
- 每天的调查和认知任务在一周内完成.
- 滞后的多层模型分析了每日sMD对第二天认知的影响 (情节性记忆,执行功能,处理速度).
主要成果:
- 每天更高的sMD坚持预测了更快的处理速度.
- 经过更高的sMD坚持的日子后,观察到执行功能得到改善.
- 即使在对年龄,性别,种族和教育程度进行控制后,这些影响仍然显著.
结论:
- 日常sMD坚持度的变化会影响短期的认知变化.
- 在sMD的小,一致的改进可以促进健康的认知衰老.
- 增加水果,蔬菜,鱼类的摄入量,减少含糖饮料可能会增强认知功能.
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