Public Health

Maria Castellanos, 75, cares for her grandson Valentino, 5, while he is out of school. Elk Grove Unified closed all district schools until March 13 after a student tested positive for COVID-19. Photo by Anne Wernikoff for CalMatters
E-cigarettes use among middle and high schoolers rose 78 percent last year over the previous year. Federal data indicates more than 1 in 5 students now use them.

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