There are three broad categories of coronavirus tests in the U.S. Two diagnose whether you have an active infection, and a third indicates if you previously had the virus. Most tests look for bits of ...

Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would take a COVID test using one of my rapid home molecular tests. It was a courtesy—he felt perfectly ...

An updated vaccine is being rolled out to protect against newer variants. As COVID-19 cases and hospitalizations rise across the United States and a new updated vaccine becomes available, many have ...

Starting Monday, American households can now apply to receive four free at-home COVID-19 tests from the U.S. government, though they might appear to be expired. Once again, the U.S. government is ...