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 ...

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 ...

The delta variant has emerged as the dominant strain of the novel coronavirus in the United States, according to updated data from the Centers for Disease Control and Prevention (CDC). The CDC’s ...

Counties in the Lower Hudson Valley are trying to encourage COVID vaccinations for those hesitate to take one through ...

The Delta variant is expected to eclipse the Alpha variant in the next couple weeks, which worries health officials, said Rochelle Walensky, director of the Centers for Disease Control and Prevention.

Add Yahoo as a preferred source to see more of our stories on Google. A person purchases medicine at a Walgreen pharmacy counter. San Francisco Bay Area officials say COVID activity remains low, even ...

Moderna on Tuesday released preliminary data indicating its vaccine is likely to hold up against several variants of concern, including the Delta variant, which is predicted to become the dominant ...

COVID levels in Bay Area wastewaters are starting to increase, signaling a possible summer swell — as if you needed another ...