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 ...

Americans are able to order the tests at CovidTests.Gov beginning Monday. The federal government program used for the last two winters to send free COVID tests to Americans' homes started up again ...

COVID-19 infections are rising again across the U.S. Here's which symptoms to look for and how to protect yourself over the ...

With cases of COVID-19 on the rise again this winter thanks in part to the new JN.1 variant of the virus, now is probably a good time to take stock of the tests you may have at home. According to data ...

In early February 2020, Kirsten St. George and her team at New York state's public health lab received a test developed by the Centers for Disease Control and Prevention to diagnose people infected ...

Official says states told not to use plastic tubes supplied by Texas company. In what could be another blow to government efforts to ramp up coronavirus testing, federal officials said they are now ...

The U.S. Department of Justice announced criminal charges against a founder of a Chicago-based COVID-19 testing lab accused of making more than $83 million in fraudulent federal health claims for ...

After a recent COVID-19 exposure, Dr. Christina Astley tested positive on an at-home test—but just barely. The line signifying a positive result was so faint that Astley, an endocrinologist at Boston ...

SAN FRANCISCO – A COVID-19 testing company has ceased operations in San Francisco after officials said an investigation revealed cash payments given to those being tested had facilitated drug activity ...