The COVID-19 vaccine is getting an upgrade.
For two years, we’ve been protecting ourselves with a vaccine modeled after the original version of the virus. But soon after Labor Day, a new booster – call it vaccine 2.0 — will be available to every adult in the U.S.
The current vaccine still prevents severe disease and hospitalization, scientists say, but its power is declining. There’s concern that this could worsen the pandemic this fall and winter.
