Do you know how to take a rapid antigen test (RAT) and read the result? RATs are a quick and convenient way to check if you have COVID-19. - A negative result is shown by a line next to the C marker and no line next to the T marker. - A positive result is shown by a line next to both the C and T markers. - If a line only appears next to the T marker, this means your test result is invalid. This can happen if the test was done incorrectly. If this happens, perform a second test by either retaking

Lisa Barrett is an infectious diseases expert from Dalhousie University. She’s administered a lot of COVID-19 rapid antigen tests. For people considering using the tests over the holidays, Barrett stresses that rapid tests are great for screening but aren’t a substitute for vaccination and other COVID safety protocols like distancing and masking. In this example, Barrett uses an Abbott Panbido at-home rapid test, but there are other similar tests available. She stresses there are a couple of poi

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