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 ...

A painful sore throat, often referred to as "razor blade throat", is just one of the symptoms of a new COVID-19 variant. This ...

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 ...

Globally, 22 countries have now reported its presence, including major spikes in India, Singapore, Hong Kong, and ...

An 8-year-old girl in China vomited worms for a month before doctors found drain fly larvae from household water were the ...

A Chinese girl vomited live worms for nearly a month, only to discover drain fly larvae from contaminated water were the ...