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  • Posted

The move to keep the existing definition of fully vaccinated — either two doses of the mRNA vaccines from Pfizer and Moderna or a single dose of the Johnson & Johnson vaccine — comes as health officials warned of waning protections from the initial doses.

  • Updated

The Centers for Disease Control and Prevention on Tuesday explained the scientific rationale for shortening its COVID-19 isolation and quarantine recommendations, and clarified that the guidance applies to kids as well as adults.

  • Posted

The CDC on Tuesday recommended shortening the recommended interval of time between when people who had an initial series of Pfizer vaccinations and when they receive a Pfizer booster shot, from six months to five months.