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Do I need a COVID-19 booster shot? 6 questions answered on how to stay protected

A booster shot may be necessary to maintain COVID-19 immunity. Daniel Schludi/Unsplash, CC BY-SA

Do I need a COVID-19 booster shot? 6 questions answered on how to stay protected

A booster shot may be necessary to maintain COVID-19 immunity. Daniel Schludi/Unsplash, CC BY-SA

Do I need a COVID-19 booster shot? 6 questions answered on how to stay protected

A booster shot may be necessary to maintain COVID-19 immunity. Daniel Schludi/Unsplash, CC BY-SA

Do I need a COVID-19 booster shot? 6 questions answered on how to stay protected

A booster shot may be necessary to maintain COVID-19 immunity. Daniel Schludi/Unsplash, CC BY-SA

Booster shots remind your immune system of the pathogen it’s been immunized against.

A booster shot may be necessary to maintain COVID-19 immunity. Daniel Schludi/Unsplash, CC BY-SA

William Petri, University of Virginia

The increasing prevalence of new coronavirus variants is raising questions about how well protected those who’ve already had their COVID-19 shots are against evolving forms of the SARS-CoV-2 virus. Here, microbiology and infectious disease specialist William Petri of the University of Virginia answers some common questions about COVID-19 booster shots.

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