A COVID mutation that previously went under the radar, BA.3.2, has been detected in 25 states, said the CDC. Nicknamed ...

Researchers also found existing Covid-19 vaccines could help slow or stop the spread of a new coronavirus.

A new, heavily mutated COVID variant has been detected in 25 states and 3 U.S. airports.

Experts explain why this particular strain is more likely to overcome immunity from vaccination or previous infection.

A COVID-19 variant was discovered that can hide from immune cells, the CDC reported. Data shows where it is spreading in ...

Another new COVID variant is starting to spread. Health officials say the variant—known as BA.3.2 or "Cicada"—has been ...

CDC surveillance shows that the highly divergent SARS-CoV-2 variant BA.3.2 spread to at least 23 countries and was detected ...

Health officials are monitoring BA.3.2 through wastewater samples, though the variant poses low additional public health risk ...

A "highly mutated" strain of COVID-19 that previously stayed "underground" has been found in 25 US states and 23 countries so ...

A person's immune response to variants of SARS-CoV-2, the virus that causes COVID-19, depends on their previous exposure - and differences in the focus of immune responses will help scientists ...

LONDON – The SARS-CoV-2 variant of concern that caused a wave of infection in Manaus, Brazil, in December and January has been found to be both more transmissible and to evade immunity conferred by ...