As we head into the respiratory virus season, taking advantage of the protection vaccines offer is crucial.

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Another limitation was the researchers only reviewed the records of patients at UF Health. More investigation is needed to confirm the findings, but if confirmed they would be a boost for flu vaccination efforts, said Arch G. Mainous III, the study’s senior author. It’s not clear why a flu vaccination could potentially be beneficial for COVID-19 patients. One theory is that cells the influenza vaccine primes to kill the flu virus could also destroy the novel coronavirus. Another theory is that components, or “adjuncts," are added to the flu vaccine to make it more effective.