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 ...

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 ...

CNN — A new and slightly changed version of the Delta coronavirus variant is spreading in a number of countries including the United Kingdom, United States and India, health officials say. This strain ...

Many of us have heard about the different variants of the SARS-CoV-2 virus that was reported for the first time in Wuhan, China, in December 2019 and has spread throughout the world, among them the ...

Los Angeles County health officials are once again asking their residents -- even the fully vaccinated ones -- to mask up, this time against a newer and more transmissible variant of the COVID-19 ...

What is the “delta plus” variant? It’s a relative of the delta variant, identified by British scientists last month. Because it isn’t a variant of interest or concern, it has not yet been officially ...

India confirmed about 50,000 new coronavirus infections today. That is a fraction of what it was seeing at its peak last month. So it looks like the world's biggest and deadliest COVID-19 wave may now ...