The delta variant is by far the dominant strain of the coronavirus in North Carolina and the rest of the country, but experts say there are also other variants to watch. Before delta, there was alpha, ...

COLUMBUS, Ohio (WCMH) — With health experts sending warnings about COVID-19’s “Delta” variant, another new variant to the south is already on their radar as well. World Health Officials have signaled ...

NEW YORK - The emergence of the omicron variant has renewed fears of the novel coronavirus developing mutations that would allow it to evade existing vaccines, but the companies Pfizer and BioNTech ...

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 ...

NEW YORK, N.Y. — Pfizer announced Wednesday that data shows a third dose of its COVID-19 vaccine can “strongly” boost protection against the highly transmissible delta variant. The pharmaceutical and ...

A third dose of the Pfizer/BioNTech COVID-19 vaccine can "strongly" boost protection against the delta variant -- beyond the protection afforded by the standard two doses, suggests new data released ...

A Pfizer-BioNTech Covid-19 booster shot appears to provide strong protection against the omicron variant, while the initial two-dose vaccine may be insufficient to prevent infection, the companies ...

WASHINGTON - Pfizer said Tuesday that its experimental COVID-19 pill appears effective against the omicron variant. The company also said full results of its 2,250-person study confirmed the pill's ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DALLAS — Although delta remains the most ...