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4:06
CBS News
Alexander Tin
COVID testing confusion
Many factors can affect how likely a COVID-19 test is to correctly spot an infection.
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COVID-19 testing Rapid Antigen Test vs PCR Test
From when to test to how to get one, here's what to know about COVID-19 testing kits
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Not sure how to do a rapid antigen test? Check out this video that shows how to correctly perform a basic rapid antigen test. There are different self-test kits available so make sure you follow the instructions provided with the test. Rapid antigen tests are great to use if you’ve got no symptoms and are heading to a large gathering or visiting vulnerable people. If your rapid antigen test result is positive, you must get a PCR test to confirm and self-isolate while you wait for your result. If
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