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 ...

As the highly contagious Delta variant of COVID-19 continues to surge in populations with low vaccination rates, doctors are looking more closely at the origins of another variant. The Epsilon variant ...

Since SARS-CoV-2 first emerged in late 2019 the virus has spawned dozens of lineages, a handful of global "variants of concern" that changed the course of the pandemic.

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 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 ...

Estimates show the variant accounts for over 51% of all new cases nationwide. A highly contagious variant of the novel coronavirus that was initially identified in India is now the dominant strain in ...

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 ...

Recent weeks have seen a noticeable uptick in Covid-19 cases across parts of Asia, including India. While this has sparked concern among the public, health experts emphasize that the situation, though ...

The delta coronavirus variant surging across the United States appears to cause more severe illness and spread as easily as chickenpox, according to an internal document from the US Centers for ...

Reported COVID-19 cases in the U.S. are no longer dropping and began to plateau around June 8, according to CDC data. 1. The U.S. vaccination campaign has slowed, and nearly a third of Americans are ...