U.S. health officials have sparked a wave of confusion after posting guidelines that coronavirus testing is not necessary for people who have been in close contact with i...

"(AP Photo/Rebecca Blackwell)MITO The number of confirmed coronavirus cases worldwide topped 20 million on Tuesday, more than half of them from the U.S., India and Brazi...

HHS officials recently posted a document on the agency's website that redirected hospitals' daily reporting of a range of data meant to assess the impact of the coronavir...