COVID-19 TIMELINE: The novel coronavirus pandemic unfolded with breathtaking speed. Here's a look at the major moments in the San Francisco Bay Area and beyond.
Moderna said on Monday its updated COVID-19 booster generated "significantly higher" neutralizing antibodies against the Omicron BA.4/BA.5 subvariants than its earlier shot.
The spray appears to work against all current variants and all future variants, which could be a real game changer.
"I'm worried that a lot of transmission is occurring," UCSF's Dr. Peter Chin-Hong said. "Not because people are being devious or irresponsible, it's just that they don't know they're positive."
Per O'Connor, Biden will continue being treated with Paxlovid, with symptoms being "treated supportively" with oral hydration, Tylenol, and the albuterol inhaler "as needed for occasional cough."
"We get a lot of calls about hives -- specifically these welts that look like really big mosquito bites -- after people have had COVID or during an infection," said Dr. Anne Liu.