China's vast COVID testing system blankets its 1.4 billion people – and foreigners, too. Here's what a day under it looks like in Beijing. https://cbsn.ws/3nMubft | CBS News

1.1K views · 2.9K reactions | Take a rapid Covid-19 test twice a week and show you're doing what you can to protect your workmates. | nhs.uk | Facebook

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