Polymerase chain reaction (PCR) tests were the first available for spotting the coronavirus. They work by detecting the virus’s genetic material, and are very accurate. Then came rapid tests, also ...

Andrew Lee has previously received research funding from the National Institute for Health Research. He is a member of the UK Faculty of Public Health and the Royal Society for Public Health. Just as ...

For most people, having an at-home COVID test or two handy is just a normal part of life these days. But, if you happen to take a test and get a positive you weren’t expecting, it’s more than ...

For most people, having an at-home COVID test or two handy is just a normal part of life these days. But, if you happen to take a test and get a positive you weren’t expecting, it’s more than ...

Mark Lorch, a professor of science communication and chemistry at the University of Hull, on how to spot if ‘Covid-positive’ youngsters are just playing hooky Children are always going to find cunning ...

What does it mean if a person’s rapid antigen test result comes back positive after five days of isolation due to Covid-19? According to the experts, that person is most likely still carrying a viral ...