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

WASHINGTON -- People with certain health conditions that make them moderately or severely immunocompromised may get a fourth mRNA COVID-19 shot, according to updated guidelines from the US Centers for ...

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

Pfizer and BioNTech said Wednesday that initial lab tests show that the omicron variant partly escapes protection offered by the companies' two-dose regimen of their COVID-19 vaccine. However, those ...

SAN JOSE, Calif. -- San Jose Mayor Sam Liccardo announced a proposal Tuesday to require city employees to get a COVID-19 booster vaccination as a condition of employment. The proposal would also apply ...

The Food and Drug Administration today authorized both Pfizer and Moderna to give a second booster dose of their COVID-19 vaccines to individuals aged 50 and older and to those who are ...

The effectiveness of a single respiratory syncytial virus (RSV) vaccine dose declined among older adults, potentially suggesting the need for booster shots among this demographic. That is according to ...

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

Most US teens have received a dose of the meningococcal vaccine, yet uptake of the first dose and completion of the booster ...