A new mRNA vaccine against the flu has proven itself more effective than existing vaccines in a new clinical trial. The Pfizer-developed vaccine was found to be 34.5 percent more effective than ...

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 ...

WASHINGTON (AP) — So-called mRNA vaccines saved millions of lives during the COVID-19 pandemic — and now scientists are using that Nobel Prize-winning technology to try to develop vaccines and ...

FRIDAY, Nov. 21, 2025 (HealthDay News) — Pfizer’s mRNA flu vaccine worked better than a standard flu shot in a large Phase 3 trial, researchers reported. The results, published Nov. 19 in The New ...

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

An mRNA influenza vaccine bests an inactivated quadrivalent flu vaccine against two different strains in phase 3 study.

A rapid, two-step immune reaction may underlie rare cases of heart inflammation seen after Covid mRNA vaccination, Stanford ...

U.S. Health and Human Services Secretary Robert F. Kennedy Jr. recently terminated $500 million in federal funding for developing mRNA vaccines, but don’t be fooled into thinking these life-saving ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

Pfizer Inc.'s (NYSE:PFE) COVID-19 vaccine for children under five may lose U.S. Food and Drug Administration authorization this fall, raising the possibility of supply shortages and prompting Moderna ...

Moderna sued Pfizer and its German partner BioNTech on Friday for patent infringement in the development of the first COVID-19 vaccine approved in the United States, alleging they copied technology ...

Pfizer’s mRNA flu shot prevented more flu-like illness than a standard vaccine More than 18,000 adults took part in the study Side effects were mild and went away quickly FRIDAY, Nov. 21, 2025 ...