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 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 ...

The delta variant is fueling the COVID-19 surge in the United States, but experts warn that a more dangerous variant could emerge if more Americans don't get vaccinated. Delta is the most recent of ...

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 ...

MARSHALLTOWN, Iowa -- As COVID cases continue to surge across the U.S. due to the Delta variant, an Iowa doctor took to social media to urge vaccinations. He started off by saying, "I feel like I ...

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: ...

Two new studies have found that the Johnson & Johnson COVID-19 vaccine offers protection against the delta variant and provides at least eight months of immunity. Researchers studied blood from those ...