Antigen swabs prove testing for the experts

The antigen test card which is on sale at Lidl stores. Picture: Gareth Chaney/Collins

To mask or not to mask was the first pandemic dilemma, then ventilation, and now a split over antigen tests has spilled from academia onto our social media feeds, not least after they went on sale in Lidl. So what should we do?

At present, these tests are most regularly used in the country's meat plants, where HSE teams offer them in parallel with PCR testing.