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 delta variant is by far the dominant strain of the coronavirus in North Carolina and the rest of the country, but experts say there are also other variants to watch. Before delta, there was alpha, ...

A Houston hospital reported a lambda COVID-19 variant case this week as COVID-19 cases in general have started to rise again across the country. With the rapid spread of the delta variant across the ...

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 ...

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 ...

The alpha variant has been the most prevalent lineage of the novel coronavirus in the United States since April, but the U.S. Centers for Disease Control and Prevention expects that is no longer the ...

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 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, ...

The fast-spreading delta variant of the coronavirus has been gaining traction worldwide since it was first detected in India. It’s a version of the coronavirus that has been found in more than 80 ...