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 proportion was estimated at approximately 3% in late May. A highly contagious variant of the novel coronavirus that was initially identified in India now accounts for about 58% of all COVID-19 ...

A new COVID variant known as NB.1.8.1 has made landfall in the United States. The variant, which was first detected in China this past January, currently accounts for 10% of the SARS-CoV-2 sequences ...

The internal CDC document said the Delta variant was more transmissible than the viruses that cause MERS, SARS, Ebola, and the seasonal flu.

NASHVILLE -- The delta variant has people across the country worried about what COVID-19 restrictions could return. Among the most concerned are those who work in addiction recovery. “I always had ...

New York is seeing signs that more people are testing positive for the coronavirus, a contrast from weeks of declining rates of new positive tests. An average of 365 people tested positive each day ...