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New COVID-19 restrictions for international travel and other activities are fueling consumer demand for highly accurate polymerase chain reaction, or PCR, tests with rapid turnaround times. Some ...

Hours-long lines for coronavirus PCR tests are prompting public officials to push the masses to use rapid, at-home antigen tests instead, but public health experts warn the 15-minute tests are ...

As the federal health emergency ended May 11 and COVID numbers are on the rise, here’s how you can still access tests, at-home and PCR. (Michael Bocchieri/Getty Images) It’s that time again: COVID-19 ...

COVID-19 tests are in greater demand than ever, and new data about the Omicron variant can make picking and using different types of tests confusing. Molecular tests for COVID-19, like the "RT-PCR" ...

A PCR test is often considered the gold standard for detecting coronavirus infection. It’s the test some employers want employees to take before returning to work after having Covid-19, and the one ...

With COVID case rates once again surging across the DMV, and many employers/schools tightening their return-to-building policies, rapid tests have become the hot-button item to secure this winter.

A polymerase chain reaction (PCR) test detects genetic material from a pathogen or abnormal cell sample. Ways of collecting samples include a nasal swab, a saliva swab, or taking a sample of blood.