0 Question: is it true that the influenza virus changes every year? Keywords: develop, microorganism, virus Asked by grew45end to Souvik, Sabine, Maria, John, Faye, Armin on 11 Nov 2019.
Souvik Kundu answered on 11 Nov 2019:
Yes. Influenza virus changes every year and it gets stronger than it’s previous version to survive…It is very difficult to predict their changes as well…
Maria McNamara answered on 12 Nov 2019:
Yes! Different strains evolve each year, even within the winter season. That’s why your flu jab from last year may not protect you this year.
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