Flu vaccine’s effectiveness lower than usual this year

Flu vaccine’s effectiveness lower than usual this year
(Image: Screen grab of YouTube video)

[Ed. – I think we could have come up with that one on our own.]

This year’s flu vaccine is slightly less effective overall than earlier estimates but still reduces a person’s chance of contracting the flu by a little over a third, according to the latest numbers from the Centers for Disease Control and Prevention.

Getting a flu shot this season will reduce a person’s risk of getting the flu and needing to see the doctor by 36%. Earlier this year, the CDC estimated it would be about 40%. …

The main illness-causing strain of flu this season is the influenza A strain H3N2, known for its severity, according to the CDC, but both the A and B strains have proven serious and even deadly in past weeks. …

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When it comes to H3N2 specifically, the vaccine this season is only 25% effective, according to the new CDC estimates. Earlier this year, the CDC estimated it would be around 30% against H3N2.

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