A PCR test detects the actual genetic material of the virus and involves a step that amplifies the presence of any material ...

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 ...

At-home COVID-19 tests have become commonplace for many households, but knowing when exactly to take a rapid test — or when to throw old ones out — isn't always straightforward. Here's what health ...

While COVID-19 never fully went away the way many of us hoped it would when we were embracing Zoom happy hours and worked from home in March of 2020, ramped-up testing efforts have made it easier to ...

A novel at-home molecular test proved highly accurate for diagnosing three common sexually transmitted infections (STIs) in females, according to a clinical study from the test's manufacturer. The ...