If positive, that would indicate exposure and recovery. This antibody test is not yet available for clinical use in the United States. Once someone has been diagnosed with COVID-19, public health ...

Taking a COVID-19 test at home seems simple enough: If you get a line, you're positive for the coronavirus. But what if your results aren't so obvious? For instance, if you only get a very faint ...

If you get a quick, dark line on your COVID test ... like underlying health conditions. Where experts do tend to agree is that it's best to be cautious and proactive if you get a potentially ...

They look for a piece of genetic material of the coronavirus ... them do it. The first thing I'm going to open is the cartridge. So that's what's going to tell us whether our test is positive ...

Nationally, the test positivity rate for the week ending on February 8, was 4.8 percent, according to the CDC's most recent update on its COVID Data Tracker.