WASHINGTON - In a press briefing Friday, the head of the WHO said the delta variant is "quickly becoming the dominant strain in many countries," and thus, the world is in a "very dangerous period" of ...

Estimates show the variant accounts for over 51% of all new cases nationwide. A highly contagious variant of the novel coronavirus that was initially identified in India is now the dominant strain in ...

While the delta COVID-19 variant is the dominant strain in the U.S., it’s now officially the dominant strain worldwide “by far,” officials from the World Health Organization said during a Sept. 21 ...

The proportion was estimated at approximately 3% in late May. A highly contagious variant of the novel coronavirus that was initially identified in India now accounts for about 58% of all COVID-19 ...

PITTSBURGH (KDKA-TV) - A 73-year-old man is recovering at the VA Hospital in Oakland, Pennsylvania after contracting the Delta variant of the COVID-19. There is a critical twist in his story, however: ...

The Centers for Disease Control and Prevention listed the COVID-19 delta variant as one of its "variants of concern" (VOCs) on June 15. According to the CDC, VOCs can be more contagious, more ...

SAN FRANCISCO (KGO) -- Bay Area doctors and health officials are concerned about the rapid spread of the COVID-19 Delta variant, warning significant outbreaks could trigger a setback for the state.

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 ...

The delta coronavirus variant likely will become predominant in the U.S. within weeks, according to an analysis published June 21 by preprint server medRxiv. The variant, first identified in India, ...

SAN FRANCISCO -- The Delta variant now accounts for more than 51% of new COVID-19 cases across the country. Los Angeles County public health officials recommend everyone wear masks inside regardless ...