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.

In mainland China, the portion of patients going to the ER with COVID has more than doubled in the last month.

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

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

Symptoms appear to be similar to other variants of COVID-19 and the public health risk remains low, WHO information shows.

The upward trend of COVID-19 infections across China is subsiding, with the epidemic having peaked or starting to decline in ...

People with symptoms should seek treatment after the recent rise in cases, according to respiratory disease specialist Zhong ...

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 ...

A new highly contagious variant of COVID-19 NB.1.8.1, which has caused a surge in hospitalizations in China, has now been ...

FBI Deputy Director Bongino says the bureau is reviewing a potential COVID-19 origin cover-up, calling for answers amid fears ...

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.