The XEC variant first popped up on the agency’s COVID Data Tracker map in Sept. 2024. However, at the time, it accounted for ...
In all the other states, less than 1.1 percent of ER visits were associated with COVID. There were 254 COVID-19 deaths ...
They're calling it "silent" because the wave follows a long period of unusually low COVID activity this fall, so many people ...
Most people now have some degree of immunity to COVID, either from vaccination or infection, Schaffner said. The data on how ...
What’s COVID FLiRT and variants now in PH? As the virus evolves and new variants emerge, health systems — including WHO’s ...
Five years ago, a cluster of people in Wuhan, China, fell sick with a virus never before seen in the world. The germ didn’t ...
Challenge trials help researchers study immune responses. Skeptics still doubt the approach is worth the risks ...