Changes to the bacteria that live inside all of us are responsible for increasing the number of people with allergies, suggests new research. In this episode of Horizon, the show investigates this claim by conducting a unique experiment with two allergic families in order to find out just what it is in the modern world that is to blame. With a raft of mini cameras, GPS units an...
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地平线之过敏症现代生活和我
演员： 未知
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类型：纪录
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状态：HD
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更新时间：2026-04-09
剧情：Changes to the bacteria that live inside all of us are responsible for incr...更多