Nov 3 (Reuters) — The U.S. Food and Drug Administration said on Tuesday it is alerting clinical laboratory staff and healthcare providers that false positive results can occur with COVID-19 antigen ...

The U.S. government is mailing out another round of free COVID tests to households that sign up. Older COVID tests still may be in your cupboard and OK to use, but you must verify the test’s ...

Sept 15 (Reuters) - Becton Dickinson (BDX.N), opens new tab said on Tuesday it is investigating reports from U.S. nursing homes that its rapid coronavirus testing equipment is producing false-positive ...

Testing for COVID-19 has been a major concern across the country since we first heard the word “coronavirus” in March. The questions have only grown: Are there enough tests? Which one works and how ...