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 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 ...

As the delta variant continues to spread in countries around the world, some COVID-19 safety restrictions have been reinstated in efforts to curb the rising cases. But the director of the U.S. Centers ...

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 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 ...

Differing strains of the coronavirus continue to appear around the world and a new COVID-19 variant, the so-called "Delta" variant, has health experts concerned. The variant, otherwise known as B.1617 ...

An internal Centers for Disease Control and Prevention document obtained by several news outlets warns that the COVID-19 delta variant could be more likely to produce severe illness and can spread as ...

The Delta variant of the SARS-CoV-2 virus is expected to become the dominant strain in the United States within weeks. This variant is 50 to 90 percent more infectious, and it appears to be more ...

PHILADELPHIA (WPVI) -- New numbers are shedding light on just how quickly the Delta variant of COVID-19 is spreading in the United States. The more contagious Delta variant now makes up 83% of ...