February 28, 2013
Higher Indoor Humidity Inactivates Flu Virus Particles
Infectious capacity of influenza virus particles reduced at relative humidity of 40 percent or higher
Higher humidity levels indoors can significantly reduce the infectivity of influenza virus particles released by coughing, according to research published February 27 in the open access journal PLOS ONE by John Noti and colleagues from the National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention.
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