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, 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 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 ...

This is an archived article and the information in the article may be outdated.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 ...

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 ...