Coronavirus testing

Four more Covid-related deaths and 1,051 new cases

Regular Covid-19 testing and mask use recommended

BBC Inside Science. The Possible Impact of false-negative PCR Tests. Audio, 39 minutesBBC Inside Science

Young people urged to take up Covid vaccine offer

Covid lab not accredited despite assurances

False negatives blamed for high Covid case rates

Yearly prostate tests advisable for some men

Eight more Covid-related deaths and 1,367 cases

Pupils urged to wear face masks after Covid surge

New Delta Covid mutant under close watch in UK

Three more Covid-related deaths and 1,091 cases

Opinion split after first weekend of Covid passes

Covid tests: I trusted my PCR results

Investigation ordered into Covid lab test failings

About 4,000 in Wales affected by Covid lab errors

Covid: How to do a lateral flow test. Video, 00:01:54Covid: How to do a lateral flow test

Free lateral flow test kits to be offered to islanders

Covid ward re-established as hospital cases rise

Covid test lab suspended over wrong results

Schools advised to bring back classroom bubbles

False negative Covid PCR tests confirmed at site

Cheaper Covid travel tests to start on 24 October