national health service

LONDON: Most people with even mild Covid-19 are still infectious five days after symptoms begin, a new real-world study authored by an Indian-origin scientist in the UK has found. Research by Imperial College London reported on Thursday…

The Omicron variant of COVID-19 is less likely to cause long COVID risk than the Delta variant, new research in the UK has found. Analysis by researchers from King's College London of data from the ZOE COVID Symptom study app published…