The Centers for Disease Control and Prevention made a strong statement about the effectiveness of vaccines when it decided that fully vaccinated people don’t need to wear masks in most circumstances. But it left some parents concerned about how the change might affect children too young to be vaccinated.
Dr. Paul Offit, who heads the vaccine education center at Children’s Hospital of Philadelphia, says that the new mask guidance is mostly good news.
“But I think that has made this world a little less safe for young children,” he says.
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