A painful sore throat is a signature symptom of an Omicron subvariant called NB.1.8.1, or Nimbus. It now makes up about a ...

Mr Kwabena Mintah Akandoh, the Minister of Health, has urged Ghanaians not to panic as there is robust surveillance system in ...

Investigators concluded that individuals with comorbidities experienced higher risks of severe COVID-19 outcomes during the ...

A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to ...

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

The health ministry has urged caution as NB.1.8.1 and LF.7 variants circulate, but scientists say disease severity remains ...

The National Institute of Virology is isolating four new Omicron sub-variants linked to rising Covid cases in India. Genome sequencing indicates JN.1.16 and XFG variants are responsible. While ...

Nimbus is another Omicron subvariant that is known for causing typical COVID symptoms, including an extremely sore throat.

A new COVID-19 variant is spreading across the United States, but experts warn that this variant has a new painful symptom.

A new COVID variant is spreading quickly in the U.S. and bringing with it a painful new symptom.

Two new Omicron subvariants are gaining ground in the U.S. as some people report experiencing respiratory symptoms like ...

Subvariants—XFG, XFG.3. JN.1—have been confirmed in swab samples of infected persons through whole-genome sequencing.