COVID cases are starting to creep up again in the U.S., and it's understandable to have new questions about the virus and the newest CDC guidance on isolation after a positive test. After all, it's ...

You may get a PCR test, which can show a positive result for up to three months after recovery. If you take a rapid antigen test, it may not detect COVID after nine days, but it is more accurate for ...

Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...

In this week's edition of the Covid Q&A, we dive into how to know you’re really Covid negative. In hopes of making this very confusing time just a little less so, each week Bloomberg Prognosis picks ...

A recent study published in Scientific Reports evaluated to what extent symptoms are present before, during, and after a positive SARS-CoV-2 polymerase chain reaction (PCR) test. The study also ...

TAKING A COVID-19 TEST is probably your first instinct when you wake up with a fever or sore throat or learn that the friend you just hung out with has cold- or flu-like symptoms. And, it’s a good ...

This decision, well within current norms for care, was nonetheless consequential: The president was forced to cancel a trip to advocate for legislation in support of the domestic semiconductor ...

After the start of the SARS-C0V-2 pandemic, investigators from ResearchPath LLC and their collaborators at Rutgers University quickly dedicated resources to develop accurate and reliable COVID-19 ...

As SARS-C0V-2 variants emerged, researchers developed a PCR test that uses molecular beacons not only to diagnose COVID-19 infection, but also to identify the specific variant causing that infection.