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The coronavirus subvariant XEC is drawing more attention as a potential threat heading into late autumn and winter — prompting doctors to urge residents to get an updated COVID vaccine.
Saturday’s event was the sixth earthquake of magnitude 3 or higher since a magnitude 4.7 earthquake in the same area was widely felt across Southern California on Sept. 12.
Samples taken in the pandemic’s early weeks reinforce hypothesis that coronavirus emerged from live animal market, not a laboratory, new study says.
California’s COVID summer may no longer be heating up — though officials caution the virus continues to circulate at levels high enough to pack a punch.
Recent California COVID-19 Deaths
Coronavirus Science
Are vaccines safe? When can I get a booster dose? Do I have to wear a mask? We’ve answered hundreds of newsletter readers’ questions. Here’s an archive.
