Last updated on July 4th, 2021Influenza virus has two ways to change — one slow and one fast. The slow change is called “drift” — the virus gradually accumulates individual mutations until its surface proteins are no longer recognized […]
Last updated on June 17th, 2021Bird flu poses no immediate threat to the average person. The only people who have been infected with the highly pathogenic H5N1 bird flu that has periodically caused epidemics in poultry in […]
Last updated on July 4th, 2021After an epidemic, shouldn’t everyone be immune to the virus? Why is influenza able to come back again and again? The answer lies in the virus’s genetic structure and high mutation rate. […]
Last updated on May 2nd, 2021Influenza is both the name of a disease and the name of the virus that causes it. The influenza virus’s life strategy makes it a serious threat, both to individuals and to the […]
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