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

Respirologist Dr. Samir Gupta and host Heather Hiscox demonstrate how to take a rapid COVID-19 antigen test and discuss when it's appropriate to take one. | CBC News

4.3K views · 57 reactions | Production of a new antigen test that could detect cases of COVID-19 in minutes is ramping up after receiving emergency FDA approval. Antigens are the proteins on the surface of the virus that trigger an immune response in the body. https://cbsn.ws/2Wovqoo | CBS Evening News | Facebook