The delta coronavirus variant surging across the United States appears to cause more severe illness and spread as easily as chickenpox, according to an internal document from the US Centers for ...

ATLANTA, Ga. — The delta variant that’s now the dominant strain of coronavirus in the U.S. appears to be as transmissible as chickenpox, according to an internal document from the Centers for Disease ...

The outbreak of coronavirus infections, including COVID-19 vaccine breakthrough infections, is associated with large public gatherings, including one in Barnstable County, Massachusetts, according to ...

New Centers for Disease Control and Prevention (CDC) guidelines for fully vaccinated people in light of the delta variant do ...

Those are the words from CDC director Dr. Rochelle Walensky in a recent interview with Scripps National Correspondent Dan Grossman. It can be a startling confession to hear, but one Dr. Walensky ...

The Delta variant, also referred to as a "double mutant" because it carries two mutations, is 55 per cent more transmissible ...