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This common vitamin was linked to 13% better cognitive scores
真正值得关注的不是ScienceDaily这一条动作本身，而是它可能把「科研」的竞争焦点推向更大范围的连锁反应。
发生了什么：Older adults with mild cognitive impairment and sleep problems who took at least 5,000 IU of vitamin D daily scored more than 13% higher on a cognitive test than those taking none.…
为什么重要：它提示了一个值得继续跟踪的变化方向。
观察窗口：接下来观察它是否会引发更多同类动作，以及影响范围能否扩大。
正文来源：非原文：源网页正文只有单句或图片说明，以下为已有摘要与自动整理内容
原文链接：https://www.sciencedaily.com/releases/2026/08/260822015138.htm
原文链接：https://www.sciencedaily.com/releases/2026/08/260822015138.htm
Older adults with mild cognitive impairment and sleep problems who took at least 5,000 IU of vitamin D daily scored more than 13% higher on a cognitive test than those taking none.
The preliminary findings suggest vitamin D could be worth studying as a potentially modifiable factor during an early window of cognitive decline.
机器翻译/自动整理可能存在误差，请以原文为准。
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