Scientists are closely monitoring the rapid global spread of two new Omicron subvariants, Nimbus (NB.1.8.1) and Stratus (XFG) ...

Variant NB.1.8.1 accounted for 0% of U.S. cases in April. By mid-June, it was estimated to be the cause of around 37% of cases.

A new variant of Covid-19 (also known as Coronavirus) emerged at the start of the year, and already makes up more than 30% of ...

As Professor of Infectious Diseases and Microbiology Paul Griffin explains in a recent piece for The Conversation, Stratus is ...

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COVID-19 cases are rising in half of U.S. states. What to know about COVID trends and the new Stratus and Nimbus variants.

Scientists are currently studying how well people are protected against severe disease from XFG. Researchers conducted lab ...

A new COVID-19 variant, NB.1.8.1, is rapidly spreading across Gulf countries, raising alarms as infections surge and ...

A new Covid-19 variant known as ‘Stratus’ is reportedly sweeping across the globe, and people who contract it are displaying ...

The World Health Organization has added the variant, known formally as XFG, to its monitoring list. A dry, irritated throat ...

A new COVID-19 strain called Stratus may evade vaccine immunity, experts warn. With rising cases in the UK and unusual ...

An extremely painful sore throat, often now referred to as “razor blade throat”, is just one of the several symptoms of a new ...