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Story summary
- Rising rotavirus levels appear in wastewater across California, including Marin, San Jose, Redwood City, and Santa Cruz.
- The U.S. Centers for Disease Control and Prevention (CDC) warns rotavirus is highly contagious and affects infants and young children.
- Vaccination began in 2006 and reduced hospitalizations and deaths.
- Recent changes in vaccine recommendations may leave some children unprotected and increase infections.
- Hygiene remains essential but cannot stop the virus's spread.
