With new guidance, CDC ends test-to-stay for schools and relaxes COVID rules – NPR

…It also brings the recommendations for unvaccinated people in line with people who are fully vaccinated – an acknowledgment of the high levels of population immunity in the U.S., due to vaccination, past COVID-19 infections or both. “Based on the latest … data, it’s around 95% of the population,” Massetti said, “And so it really makes the most sense to not differentiate,” since many people have some protection against severe disease.