我估計哪個說法是，小病可以觸發免疫係統進入工作的狀態。而一直不生病，會使得免疫係統長期沒有進入工作狀態。

來源: 6degrees 於 2024-10-16 13:22:17 [舊帖] [給我悄悄話] 本文已被閱讀：次

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