Less than 20 cases of the new COVID-19 variant, NB.1.8.1, had been reported in the U.S., as of Tuesday, May 27.

A new COVID-19 strain linked to a spike in cases in China has been detected in the U.S., but the CDC says it has seen so few ...

Preliminary data from researchers in China suggest the NB.1.8.1 variant is not better at evading the immune system compared ...

A new Covid-19 variant, NB.1.8.1, has surfaced in the US, following a surge in China, with cases detected in international ...

As the Trump administration moves to limit COVID booster vaccines for some, here's what to know about the latest variant NB.1 ...

The new Covid-19 subvariant NB.1.8.1, detected in the US after a surge in China, is being closely monitored due to its rapid ...

A new, highly infectious COVID-19 strain that has left to a spike in hospitalizations in China has now been detected in the ...

A new COVID variant has been reported in China, which could lead to another round of COVID booster shots in America.

The spread of NB.1.8.1 comes after the Trump administration announced a plan to limit access to Covid vaccines ...

A new, highly contagious Covid-19 strain which went on the World Health Organisation’s watch list just four days ago has now hit the US.

Five years after the COVID-19 pandemic began, the virus remains a persistent threat in the United States, particularly for ...

A new Covid variant, thought to have contributed to a wave of infections in China and parts of Asia, has been confirmed to be ...