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

More than a year after its promised deadline to investors, drugmaker puts alarming results in federal government's "virtual ...

SAN FRANCISCO -- Moderna announced people may need a second booster to increase protection. But is a fourth shot the right approach? ABC7 News reporter Luz Pena from San Francisco spoke to multiple ...

Researchers at University of Tsukuba have demonstrated that during Japan's COVID-19 booster vaccination campaign, online ...

Johnson & Johnson says it's seeing significant benefits from its COVID vaccine booster shot. At the same time, some local researchers are trying to determine if combining the different vaccines might ...

Real-world effectiveness with the recommended single dose of respiratory syncytial virus (RSV) vaccination dipped in older ...

By 2025, more than 13 billion doses of the vaccine are estimated to have been administered globally, saving untold millions of lives and suffering.

A Harvard study found that the children of women who contracted COVID-19 while pregnant may be at an increased risk for autism and other diagnoses, raising new concerns about the CDC’s decision to ...

The U.S. on Wednesday authorized its first update to COVID-19 vaccines, booster doses that target today's most common omicron strain. Shots could begin within days. The move by the Food and Drug ...

An illustration of the measles virus. In Texas, at least 90 cases of measles have been reported in recent weeks across the northwest part of that state. Among those cases are five people who say ...

If you're concerned about a measles infection, you can ask your doctor to check your immunity levels. The measles outbreak that started in West Texas has now spread to nearly every US state and ...