NEW YORK -- As the highly transmissible omicron and delta coronavirus variants continue to sweep across the United States, health officials warn that more people are expected to get infected -- even ...

(NEXSTAR) – Early studies indicate omicron may have a shorter incubation period than prior coronavirus variants, but does that affect how long someone is contagious with the virus? The Centers for ...

WASHINGTON -- Amidst growing pressure as COVID-19 cases surge across the country, the U.S. Centers for Disease Control and Prevention has now announced that it will shorten the recommended isolation ...

A new variant, XEC, is emerging in the United States, according to a tracker on the Center for Disease Control's website. The KP.3.1.1 variant, part of the Omicron family, has been the strain ...