The University of Hong KongInfluenza B Vaccine and the Limits of ‘Herd’ Protection

Influenza B Vaccine and the Limits of ‘Herd’ Protection

Living in the same household as someone vaccinated against influenza B is weak protection against the virus. Best to get yourself vaccinated, too, finds an HKU-led study published in Nature Communications.

 

Children face the highest risk of influenza virus infection and they are important vectors of virus transmission. So if they are vaccinated, shouldn’t that protect other individuals in their household? Previous research has shown that vaccination campaigns targeted at children and other vulnerable individuals do indeed provide “herd protection” in the community, but within households the results have been unclear. A new study led by Professor Benjamin Cowling (School of Public Health) and his team confirms that a different dynamic is at work there.

 

Learn more @ HKU Research Stories 
https://www.hku.hk/research/stories/19265/

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