Flu shot may not be as effective as last year, but it's still worth getting

October is the ideal month to receive a flu vaccine, necessary to safeguard against the peak of the respiratory season even if its efficacy may vary.

Data from the Southern Hemisphere indicates that this year's flu vaccines provide 34% efficacy against hospitalization, down from 50% in the previous season.

Vaccination significantly reduces the risk of hospitalization from severe respiratory infections, emphasizing the importance of getting vaccinated despite varying effectiveness levels.

The flu vaccine targets specific strains, with production requiring months of preparation, leading to variability in effectiveness depending on the circulating strains each year.

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