Facing criticism, CDC updates Covid-19 isolation recommendations with guidance on testing

The US Centers for Disease Control and Prevention updated its guidance on the recommended Covid-19 isolation period Tuesday, telling people that if they have access to a Covid-19 test and want to take it, the best approach is to use a rapid test toward the end of their five-day isolation period.

The agency has faced pressure over the past week from outside medical experts to include a testing component in its new shortened isolation period.

The updated recommendations do not advise a test for isolated people, but they offer guidance on how...