Marin loosens schools’ COVID-19 testing guidelines

Marin school students who contract COVID-19 and then isolate at home for five days will no longer need a negative test to return to the classroom, officials said this week.…

CDC loosens recommendations for some Covid-19 control measures

In new guidelines released Thursday, the agency no longer recommends staying at least 6 feet away from other people to reduce the risk of exposure — a shift from guidance…