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 ...

Dr. Anthony Fauci said the delta variant that was first detected in India is the “greatest threat” to eliminating COVID-19 in the United States. The nation’s top infectious disease expert made the ...

WASHINGTON -- As the country grapples with a surge in the delta variant of the COVID-19 coronavirus, Dr. Anthony Fauci believes that lockdowns the country saw last year are likely to not return, ...

There is a risk that the highly transmissible delta variant first identified in India could become the dominant strain in the U.S. if vaccination rates lag, Anthony Fauci, MD, director of the National ...

There’s still time to “enhance our preparedness” with vaccinations, he said. While the new omicron variant of the COVID-19 virus has not yet been detected in the United States, it will "inevitably" ...

In "sobering news," omicron can evade the protection initial vaccines give, but boosters increase efficacy and better protect against the newest variant of concern, Dr. Anthony Fauci said Sunday. The ...

Though the omicron variant has yet to be identified in the United States, Dr. Anthony Fauci laid out steps Americans can take to combat the newly identified strain. Fauci said Tuesday that you should ...