A new study shows that exposure to two specific 'forever chemicals' may accelerate biological aging, especially in middle-aged men. Researchers revealed a link between faster epigenetic aging, and two of these alternatives, PFNA and PFOSA, a precursor of PFOA.

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从后向前扫描已排序部分，找到插入位置，元素后移腾出空间，更多细节参见WPS下载最新地址

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Future-Proof: This structure makes it much easier to implement features like alternative route suggestions based on these key border points.

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