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 -- With winter closing in and coronavirus case rates creeping up once again, White House chief medical adviser Dr. Anthony Fauci is warning that the vaccines' waning immunity combined with ...

Some people vaccinated against COVID-19 initially acquire strong levels of neutralizing antibodies but then experience rapid declines. Measuring immunoglobulin A antibody titers post-vaccination could ...

In a comparison of COVID-19 vaccines, the mRNA vaccine sustained higher anti-S IgG, while the Ad-vector had superior ...

COVID booster vaccinations reduced the likelihood of hospitalization related to COVID in patients with autoimmune diseases, with monovalent and bivalent booster vaccines showing 38% and 32% ...

On May 20, U.S. Food and Drug Administration (FDA) officials announced that Covid-19 vaccines will no longer be available to everyone. Instead, annual boosters will be limited to people ages 65 and ...

Researchers from Colgate University and Syracuse University found that politically conservative US adults living in liberal ...