The COVID-19 booster was linked to shorter menstrual cycles in adolescent girls in the 4 months following administration, particularly when teens were in their follicular phase. The vaccine did not ...

It's been about four months since Depew High School Senior Kayci Rae was removed from the school over a vaccine booster. Her ...

By Hugo Francisco de Souza A novel nasal booster approach may help close the gap between systemic vaccination and infection-blocking mucosal immunity, offering fresh insight into next-generation COVID ...

Health experts are reinforcing the point that full vaccination remains highly effective against severe illness and death caused by COVID-19 as federal regulators consider the possibility of ...

WASHINGTON -- Moderna submitted its application to the U.S. Food and Drug Administration for emergency use authorization of its updated COVID-19 vaccine booster for use in people age 18 and older, the ...

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 ...

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 ...

NEW YORK -- In the next month, millions of Americans will get ready to roll up their sleeves for a third dose of the COVID-19 vaccine. But when it comes to booster shots, it's not as simple as "more ...