Risk of hospitalization is 85% higher with the Delta variant, new data from the UK shows. The Pfizer and AstraZeneca vaccines are still highly protective against the disease. But both were less ...

LAS VEGAS, NEVADA -- A California couple says they were fully vaccinated, but still contracted COVID-19 while on vacation as experts say breakthrough cases are possible, especially with the delta ...

The variant of the SARS-CoV-2 virus called delta continues to spread rapidly across many parts of the world. What do we know about this variant so far? Share on Pinterest What do scientists know about ...

"It's the biggest experiment that's ever happened." In a stunningly short period of time, the delta variant has changed the course of the COVID-19 pandemic by evolving to become more transmissible ...

KANSAS CITY, Mo. (AP) - As the U.S. emerges from the COVID-19 crisis, Missouri is becoming a cautionary tale for the rest of the country: It is seeing an alarming rise in cases because of a ...

If more Americans don't get vaccinated, there is "ample chance" of another coronavirus variant emerging, one that could be more aggressive and more pervasive than the delta variant, Dr. Anthony Fauci ...

The more contagious Delta variant of Covid-19 now makes up 83% of sequenced samples in the United States, US Centers for Disease Control and Prevention Director Dr. Rochelle Walensky said Tuesday.

The delta variant of the coronavirus is increasing its hold on North Dakota, helping push active COVID-19 cases near 1,500 and virus-related hospitalizations over 50. Active cases statewide on Friday ...

While the Delta variant of the coronavirus accounts for 99 percent of current infections across the U.S., a new variant is getting the attention of public health experts. The World Health Organization ...

Share on Pinterest Someone waits in line for a vaccination outside a mass vaccination center on August 23, 2021. Lisa Maree Williams/Getty Images The COVID-19 Infection Survey regularly tests a random ...

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 ...