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Pollen can raise your risk of COVID-19 – and the season is getting longer thanks to climate change

  • Written by Lewis Ziska, Associate Professor of Environmental Health Sciences, Columbia University
Pollen can raise your risk of COVID-19 – and the season is getting longer thanks to climate changePollen can suppress how the body's immune system responds to viruses.Callista Images via Getty Images

Exposure to pollen can make you more susceptible to COVID-19, and it isn’t just a problem for people with allergies, new research released March 9 shows. Plant physiologist Lewis Ziska, a co-author of the new peer-reviewed study and other...

Read more: Pollen can raise your risk of COVID-19 – and the season is getting longer thanks to climate change