The newly updated CDC guidelines don't require testing at the end of isolation because PCR tests can stay positive for up to 12 weeks, CDC Director Dr. Rochelle Walensky told "Good Morning America" on ...

DENTON, Texas, April 15, 2025 /PRNewswire/ -- HealthTrackRx, the nation's leading provider of next-morning molecular diagnostics, today announced the development of a PCR test for Avian Influenza A ...

You can once again order four free at-home COVID-19 tests from the federal government through the United States Postal Service (USPS) at covidtests.gov. The White House program reopened Thursday in ...

WASHINGTON -- The Centers for Disease Control and Prevention on Tuesday clarified its guidelines around what to do when you get COVID-19, a move that comes after criticism last week that their newest ...

A CDC-developed laboratory test kit to detect 2019 novel coronavirus (2019-nCoV) began shipping yesterday to select qualified U.S. and international laboratories. Distribution of the tests will help ...

It emerged as a powerful tool for public health officers during the COVID-19 pandemic, when it was used to gauge the prevalence of coronavirus in communities across the nation. But wastewater ...

(Reuters) – Abbott Laboratories’ rapid COVID-19 antigen test is highly likely to correctly detect if people have ever contracted the virus and could help with earlier isolation, according to the U.S.