Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. The rate of false positive results from rapid antigen test screens for COVID-19 in the workplace ...

Taso and Megan Stefanidis of Manalapan, New Jersey, developed symptoms of COVID-19 a few days after gathering with their families for Christmas. Other family members ended up testing positive for the ...

For most people, having an at-home COVID test or two handy is just a normal part of life these days. But, if you happen to take a test and get a positive you weren’t expecting, it’s more than ...

A false positive result is possible with a rapid COVID-19 test. It happens when a person does not have COVID-19 but still tests positive for the disease. People can use a rapid COVID-19 test at home ...

TORONTO, Ontario (CTV Network) -- As Canadian provinces rely more heavily on rapid antigen tests as part of their strategy to curb the spread of COVID-19, there have been concerns over the possibility ...

Polymerase chain reaction, or PCR, tests for COVID-19 are highly accurate. People on social media, however, are circulating lists of germs that they baselessly claim will cause such tests to be ...

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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 ...