There is some optimism the Omicron wave could signal the beginning of the end of the COVID-19 pandemic, but experts also point out many caveats because it's unclear how long immunity lasts and if it will protect against future variants.
There is some optimism the Omicron wave could signal the beginning of the end of the COVID-19 pandemic, but experts also point out many caveats because it's unclear how long immunity lasts and if it will protect against future variants.