The World Health Organization's probe into the cause of COVID-19 has not resulted in a definitive reason, with its director-general saying all scenarios 'remain on the table.' ...

The US has reported the arrival of a new and potentially more contagious strain of Covid-19, following a sharp rise in cases and hospitalisations in China and parts of Asia. The variant, known as ...

A new Covid variant spreading in the UK may be causing one “very painful” symptom, a doctor has warned. The new Nimbus Covid strain (NB.1.8.1) is now rapidly spreading across the world and is ...