Categories Articles Bivalent COVID-19 Boosters Help Keep Older People Out of Hospitals, CDC Says Post author By crystalg Post date December 17, 2022 TIME Tags Bivalent, Boosters, COVID19, Help, hospitals, Keep, Older, people, Says ← Mass extinction by 2100? Supercomputer predicts one-quarter of Earth’s species will die by century’s end → Tesla’s new virtual power plant lets Texans sell electricity back to the grid