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Does being cold make you sick?


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Have you ever heard someone say, "Bundle up or you'll get sick"? These pre-cautionary words echo around the world as the first step of prevention against colds and flu when temperatures dip. But does being cold really make you sick? In this lesson, we are going to learn more about how and why it can happen.

Finish this sentence. Studies on both mice and human airway cells found that immune reaction to the common cold virus is in fact...

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