The excitement of two COVID-19 vaccines with more than 90 percent efficacy is undeniable. In November, both Pfizer and Moderna announced its scientists had developed vaccines with efficacy at or near ...

Shares of ModernaMRNA and other vaccine stocks tumbled Monday after a Food and Drug Administration director suggested Covid ...

NEW YORK -- When the final Phase 3 data came out last November showing the mRNA vaccines made by Pfizer/BioNTech and Moderna were more than 90% effective, Dr. Anthony Fauci had no words. He texted ...

A recent study has provided the first side-by-side comparison of how three major COVID-19 vaccine types differ in triggering ...

FRANKFURT (Reuters) - Moderna and Pfizer-BioNTech are in a tight race to launch their COVID-19 vaccines in Europe after both applied for emergency EU approval on Tuesday, though there was uncertainty ...

More than 20 COVID vaccines are in use globally, each one based on the ancestral coronavirus SARS-CoV-2 that surfaced in Wuhan, China, over two years ago. Among them, mRNA vaccines are believed to ...

RUNNEMEDE, New Jersey (WPVI) -- This week, Pfizer asked the FDA for authorization of a second COVID-19 booster shot for senior citizens to fight waning immunity. On Thursday, Moderna asked for that ...

There are many unknowns regarding the coronavirus antibodies. As COVID-19 vaccine maker Moderna joins Pfizer in distributing the vaccines to millions of Americans, some might be wondering if they ...

On December 18, a San Diego emergency room nurse was given a shot of the COVID-19 vaccine. A week later, he tested positive for the virus, CNN affiliate KGTV reported. Stories like this will become ...

In a large-scale trial, modRNA was significantly better at preventing confirmed flu cases than a typical seasonal flu shot.

Data supporting antibodies is limited compared to that for authorized vaccines. Despite more than 187 million Americans being fully vaccinated against COVID-19 and data and attestations from ...