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 ...

As more Americans receive their COVID-19 vaccination daily, many are wondering how long they'll be effective for and whether some people will require booster shots at some point. Dr. Elizabeth Hudson, ...

Both the CEOs of Moderna and Pfizer said a booster dose of their respective COVID-19 vaccines could be required as soon as September for those who were among the earliest vaccinated. During an Axios ...

Moderna says it is in the process of developing a single-shot vaccine that could serve as a COVID-19 booster shot and a flu shot. In a press release Thursday touting its fifth annual "R&D Day," ...

WASHINGTON, D.C. — U.S. health officials announced Wednesday that booster shots will soon be available to Americans who have received the COVID-19 vaccines made by Pfizer and Moderna. Officials with ...

Moderna announced on Wednesday that it has filed an emergency use authorization request with the U.S. Food and Drug Administration for its COVID-19 booster to be expanded to all adults 18 and older.

Americans could soon see a major increase in access to COVID-19 vaccine booster shots. On Friday, the U.S. Food and Drug Administration (FDA) announced its Vaccines and Related Biological Products ...

The Centers for Disease Control and Prevention on Friday cleared Moderna's two-dose Covid-19 vaccine for kindergartners through high schoolers for public distribution. Stream Los Angeles News for free ...