The seasonal disease has mutated over the years, and professionals say it has been made stronger as medicine continues to process vaccines.
“I believe that the low effective rate of the vaccine this year is due to the mutations that the virus made in the processing of the vaccine itself,” said Anna Treague, nurse for Public Health. “That is at least part of the reason that influenza cases are so widespread this year.”
The CDC says the dominant strain this year is H3N2,…
The H3N2 strain also has proven to not be as impacted by the vaccines as other strains…
A number of different influenza vaccines are produced every year. The most common uses a chicken egg to grow the virus, which is why people with an egg allergy need a special type of vaccine.