ScienceShould Cold Sufferers Wear Medical Masks?KQED ScienceJan 22, 2015FacebookShare-FBTwitterShare-TwitterEmailShare-EmailCopy LinkCopy Link Source: DoNow Science Tags: featured, full-image ...Read More Source: KQED QUEST SponsoredSponsored KQEDScienceGet the best of KQED's science coverage in your inbox weekly.Enter Email AddressSign UpThanks for signing up to the newsletter.