The debate around what role rapid Covid-19 testing should have on the speed at which society opens up moved up a gear on Wednesday. Hundreds of workers from the aviation sector took their message to ...

There are two main approaches to testing for Covid-19 and they search for different things. The PCR test takes a swab from the back of the nose and throat and looks for presence of the virus itself.

You may get a PCR test, which can show a positive result for up to three months after recovery. If you take a rapid antigen ...