From April 2020 to October 2022, through sound and effective Covid-19 prevention and control measures, China succeeded in containing more than 100 outbreaks caused by different variants of the virus.

By Jack Phillips Contributing Writer At least 21 states are reporting a COVID-19 variant that spread across China earlier ...

Sharp throat pain that feels like swallowing razor blades—this symptom is particularly noticeable in infections with the new coronavirus variant NB.1.8.1. The subvariant, also known as "Nimbus," is ...

A new version of COVID-19 that hardly anyone had heard of a few months ago is spreading quickly in the nation after first being detected in China earlier this year. The variant, called NB.1.8.1 or ...

A new COVID-19 variant, unheard of just months ago, is projected to be the second-most common strain in the U.S. just in time for summer. Variant NB.1.8.1, first detected in January in China ...

A new coronavirus variant is spreading in many parts of the world. The variant, NB.1.8.1, has been identified as the cause of Covid-19 resurgence in China and several other Asian countries.

The variant, NB.1.8.1, has been identified as the cause of Covid-19 resurgence in China and several other Asian countries. Experts in Europe are predicting a possible increase in cases there.

A new COVID-19 variant sweeping through China has yet to make a sizable footprint in the U.S., the Centers for Disease Control and Prevention (CDC) says.