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 ...

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 ...

PHILADELPHIA (WPVI) -- When comparing omicron vs. delta variants, omicron has 53% less risk of hospitalization and 91% less risk of death, CDC Director Dr. Rochelle Walensky revealed on Wednesday.

While the Biden administration plays for time, some lawmakers believe sanctions would be the faster route to establishing whether the origin of covid-19 was a lab-leak in Wuhan, China. Image: Roman ...

"The rules have changed. We have a different epidemic now that we did in May." Adding more insight into the CDC’s updated mask guidance, newly published details of the Provincetown outbreak raise ...