People from disadvantaged backgrounds are more likely to experience COVID-19 symptoms for longer, new research suggests.

the virus that causes Covid-19, according to a recently published study. But there are no reported infections in humans, and experts say it’s not currently a threat to public health. Like SARS ...

LONDON--The World Health Organization downgraded its assessment of the coronavirus pandemic on Friday, saying it no longer qualifies as a global emergency. The action reverses a declaration that ...