A new strain of the coronavirus Delta variant called AY.4.2 or Delta Plus is spreading throughout England, according to scientists. It’s believed to have been responsible for close to 10% of all new ...

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 has mutated, meaning a new ‘Delta Plus’ variant is doing the rounds – both in India, where Delta first originated, but also the UK. Here’s what we know so far about the mutation. The ...

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 increased Covid activity comes as the US heads into fall respiratory illness season, which tends to bring a rise in cases ...

Epidemiology professor Dr. Timothy Brewer answers your most pressing questions about the delta variant of the SARS-CoV-2 virus. COVID-19 vaccines have provided considerable relief in the United States ...

Currently, the COVID-19 Delta variant has been reported in 60 countries and accounts for less than 6 percent of COVID-19 cases in the U.S. After months of steady decline in COVID-19 cases, the United ...

A panel of health experts convened this week to decide which vaccine the U.S. should use against COVID-19 this fall. The federal advisory group decided on Wednesday the new vaccine should focus on the ...