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Your body produces more than a liter of mucus every day, and when you’re sick, it can be hard to miss. But what exactly is mucus? And what does it do, besides making you miserable?
Posted 8 years ago by Snappo in category: interesting   Comments (0)


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Posted 8 years ago by boyt in category: interesting   Comments (0)


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QI
Posted 7 years ago by ginoongpedro in category: interesting   Comments (0)



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Posted 7 years ago by boyt in category: interesting   Comments (0)


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Posted 7 years ago by Baron44 in category: interesting   Comments (0)