Post-Thanksgiving, the big three respiratory viruses are rising, but there's still less of it than last year

"COVID is still the main cause of new hospitalizations and deaths nationally, and I think what we see at UCSF is a reflection of that," said Dr. Peter Chin-Hong, an infectious disease specialist at UC San Francisco.

"At this point last year, flu and RSV activity was already high around the state, while it's taken longer to reach that point this year," according to state-level data from the Centers for Disease Control and Prevention.

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