CHICAGO (CBS) -- With COVID-19 outbreaks continuing to pop up, we are revisiting a question we first dug into last year – is your negative COVID-19 test really negative? Last year, the CBS 2 ...

The owner of two allegedly fraudulent COVID-19 testing labs pleaded not guilty to federal charges connected to what the Justice Department said is a scheme that funneled more than $290 million in ...

NAAT tests, including PCR tests, are more likely to detect the virus, and are considered the “gold standard” for COVID-19 tests. Samples are usually taken in a health-care setting and sent to a lab ...

NEW YORK CITY (WABC) -- It could be a game changer in COVID 19 testing: A company with offices in the Tri-State area received emergency authorization from the FDA for a test that could get results ...

(NEW YORK) — As COVID-19 cases surge nationwide, so are the number of options to test for coronavirus infection. The Trump administration says more than 120 million tests will be available in October ...

Long Covid has long eluded scientists looking for its cause. Not knowing what triggers its persistent and distressing symptoms makes the condition challenging to treat; it’s hard to even say ...

"I would still say that distancing and outdoor air are your best friends," one leading public health expert told Insider.