Tech »  Topic »  Our Exclusive Data Reveals the Best Air Purifier for Preventing Sickness During Cold and Flu Season

Our Exclusive Data Reveals the Best Air Purifier for Preventing Sickness During Cold and Flu Season


Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, deputy editor at So Yummy and senior lifestyle editor at Hunker. Over the past 10+ years, Anna has also written for the L.A. Times, Elle, Bust Magazine, Dazed, Apartment Therapy, Well+Good and more, focusing on all things lifestyle, health and wellness.

We used a smoke chamber to find which air purifier can prevent you from catching a cold or the flu. Google Images/Getty Images/Zooey Liao/CNET

Key takeaways:

  • Health experts recommend using air purifiers for illness prevention during cold and flu season because viruses like influenza and SARS-CoV-2 are carried in respiratory aerosols in the air. 
  • Health experts advise operating your air purifier at a continuous, low speed to minimize the risk of illness. If someone is actively sick, prioritize high fan speed to rapidly remove aerosols.
  • Our exclusive lab data reveals that the ...

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