Recently, Dr. Anthony Fauci said the delta variant of the novel coronavirus is the greatest threat to eliminating COVID-19 we have seen yet. The highly contagious variant, which was first found in ...

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.

Last week, the number of COVID-19 cases in children in the US reached levels not seen since the winter surge. And with the return to school, the Delta variant on the rise and winter approaching, ...

The highly infectious Delta variant of COVID-19 has made up more than 80% of California samples sequenced for July, the same proportion top U.S. health officials have recently cited as the national ...

SAN FRANCISCO -- The Delta variant now accounts for more than 51% of new COVID-19 cases across the country. Los Angeles County public health officials recommend everyone wear masks inside regardless ...

The CDC reports the delta variant of the coronavirus is surging in the U.S. and now accounts for about 83% of new COVID-19 cases. Director of the CDC, Dr. Rochelle Walensky shared the data during a ...

CNN — A new and slightly changed version of the Delta coronavirus variant is spreading in a number of countries including the United Kingdom, United States and India, health officials say. This strain ...