On Tuesday, the Food and Drug Administration (FDA) warned consumers to stop using certain products from Zicam, as use of these products have been linked to anosmia, or loss of the sense of smell.
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New evidence supports the link between a cause of the common cold and more severe respiratory infections such as pneumonia and acute bronchitis. The study is published in the March 15 issue of The Journal of Infectious Diseases, now available online.
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