WASHINGTON -- Many of the world's richest countries have spent the past year hoarding coronavirus vaccines, buying up enough doses to vaccinate their populations several times over and consistently ...

In just the past two weeks, many of us are finding out about so many people who have contracted COVID-19. Dr. David Hamer, an infectious disease attending physician at Boston Medical Center, says ...

SAN FRANCISCO (KGO) -- Now that the omicron variant has reached the U.S. via the Bay Area, the question follows, what happens next for vaccines, public policy and research? UCSF has confirmed they're ...

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" ...

NEW YORK -- What are the symptoms of omicron? Health experts still don't know if the new variant is causing milder COVID-19, but more indicators are emerging. The World Health Organization's top ...

FORT BEND COUNTY, Texas (KTRK) -- More cases of the omicron variant of COVID-19 have been detected in the Houston area. Now, it has made its way to Fort Bend County. The new three cases were detected ...

SAN FRANCISCO -- Preliminary data out of South Africa is giving the world insight into how strong omicron really is. The South African Medical Research Council just reported this variant may cause ...

NEW YORK (WABC) -- New York City health officials issued a new mask advisory on Monday, strongly recommending all residents -- regardless of vaccination status -- wear masks in all public indoor ...

The immune system’s first encounter with a virus or vaccine establishes a “starting template” that shapes its response to new ...

The symptoms of Covid have largely remained the same, despite the different variants. However, many patients with the new ...