Countries straining to contain a second wave of COVID-19 are turning to faster, cheaper but less accurate tests to avoid the delays and shortages that have plagued efforts to diagnose and trace those ...

The European Commission recommended on Wednesday the use of rapid COVID-19 antigen tests mostly on people already showing symptoms because it said the kits were deemed less accurate in detecting the ...

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 ...

SAN DIEGO, Sept. 22, 2025 /PRNewswire/ -- Building on its leadership in point-of-care diagnostic testing, QuidelOrtho Corporation (Nasdaq: QDEL) ("QuidelOrtho"), a leading global provider of ...

Fortunately, we found a deal on a two-pack of reliable at-home COVID-19 tests for nearly 43% off right now on Amazon. That’s ...

Researchers discuss the effects of azelastine nasal spray on the rate of SARS-CoV-2 infection as compared to placebo.

Prince Edward Island's government says it will end free access to COVID-19 rapid antigen tests when its current supply runs out, citing low and stable rates of the virus over the past few months. In a ...

A new COVID-19 variant — XFG, also known as Stratus — is spreading rapidly, the Centers for Disease Control and Prevention says. The South Carolina Department of Health does not track COVID infection ...

Using an EV’s regenerative braking power to slow down can make driving in traffic easier because you don’t have to constantly jump between pedals. But judging by one teen’s experience, it can actually ...