Yale Medicine COVID-19 is now in its fifth year, and the subvariants of the Omicron strain continue to drive infections in the United States. The good news is that vaccines, which have been updated each year since 2022, are still expected to be effective at preventing severe disease, hospitalization, and death from COVID.
In the U.S., infants, children, and adults ages 6 months and older are eligible to be vaccinated, according to the Centers for Disease Control and Prevention (CDC).
As the SARS-CoV-2 virus mutates and new variants continue to emerge, it’s important to keep up with how well the updated vaccines are performing.
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