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

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 ...

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CHICOPEE, Mass. (WWLP) – Doctors are warning of two new COVID-19 strains this summer that are currently going around.

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

Kelechi Wisdom Elechi is a doctoral researcher specialising in ageing neurodegenerative diseases. With a background in ...

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.

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

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

Scientists say the current COVID vaccine is effective against the Nimbus variant and is considered a “variant under ...

A new Covid variant called Stratus or XFG is spreading across 38 countries. The World Health Organisation is monitoring this ...