Health
Why COVID-19 May Be More Deadly Than Flu, Other Coronaviruses – Medscape
Investigators identify why hyperactivation of the immune system can wreak more damage than influenza and other coronaviruses in some people with SARS-CoV-2.

Find the latest COVID-19 news and guidance in Medscape’s Coronavirus Resource Center.
Although cytokine storms are not unique to COVID-19, they are triggered in an unusual way that makes them potentially more severe and deadly compared with those triggered by influenza or other coronaviruses, new evidence reveals.
Important differences in the host-immune response underline how cytokine storms arise in SARS-CoV-2, SARS-CoV, MERS-CoV, and the influenza viruses H5N1 and H7N9.
Researchers discovered…
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