In patients with COVID-19, preexisting immunity and Omicron infection were associated with reduced disease severity and upper respiratory symptom presentation.

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The Stratus COVID-19 variant, which includes the XFG and XFG.3 strains, currently accounts for around 30 per cent of COVID-19 ...

A new COVID-19 variant named "Nimbus" has been detected in the U.S. and is spreading rapidly. Here's what to know about ...

A Qatar-based study involving 121,700 patients has underscored the importance of the post-vaccination monitoring to optimise ...

A new strain of COVID-19, XFG, is spreading rapidly across the world, including in the United States. Anecdotally, people who ...

Starting today, the inquest will hear from everyday people about what the government's decisions over vaccines and lockdowns ...

Detected in several US states back in June, the Nimbus variant of Covid-19 is now reportedly the most common in the country.

As levels of the latest Covid-19 variant rise across the globe, experts have revealed key symptoms of the virus ...

Intense throat pain is a key symptom of COVID-19 variant NB.1.8.1, referred to as "razor blade throat." Here's what to know.

The 'Stratus' Covid-19 variant is now the dominant strain in England, new data has revealed. Here are the symptoms of the XFG ...

The prevalence of long COVID-typical symptom clusters was relatively high among a cohort of adults 2 years after initial COVID-19 infection.