A familiar pandemic-era safety measure is making a comeback as new COVID-19 variants surface and cases of the disease flare in some parts of the U.S.: Mask mandates. The number of COVID-19 cases ...

There were 29,095 Covid-related hospitalizations reported in the U.S. during the week ending in Dec. 23, 2023, according to CDC data. This is up 16.7% from the previous week.