WASHINGTON — U.S. health officials’ decision to shorten the recommended coronavirus isolation and quarantine period from 10 days to five is drawing criticism from some medical experts and could create ...

He works in mysterious ways.

As omicron continues to spread, the CDC loosened isolation guidelines. Some infectious disease experts say the revisions should come with stronger mask and testing requirements. How does the Centers ...

The US Centers for Disease Control and Prevention on Monday shortened the recommended times that people should isolate when they’ve tested positive for Covid-19 from 10 days to five days if they don’t ...

Without rapid testing, some experts fear new U.S. guidelines may mean infected people leave isolation while still contagious. The C.D.C. director said masking was a better option. By Benjamin Mueller ...

More than 200,000 people are testing positive for COVID-19 in the U.S. each day. Until this week, a positive test meant you should stay home for 10 days to avoid infecting others. Now, those who don't ...

The agency issued revised guidelines as Omicron cases climb and hospitals grapple with worker shortages that have left wards understaffed. By Azeen Ghorayshi and Reed Abelson With rising concern over ...