As a result of the rapidly-spreading Omicron variant, this week saw the biggest spike in Covid case numbers since records began in March 2020, with 119,789 positive tests reported in the 24 hours to ...

Record numbers of people in England and Wales are testing positive for covid-19. Here’s what you need to know about how lateral flow tests work, why symptoms may linger even if a person is no longer ...

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 ...

Social media users claiming that fruit juices and coffee have tested positive for COVID-19 have misunderstood how lateral flow devices (LFDs) work. Videos allegedly showing a positive test result ...