A group of experts that advises the US Centers for Disease Control and Prevention on its vaccine recommendations has suspended an anticipated push to stop recommending mRNA-based Covid-19 vaccines ...

Flu has overtaken covid in infections and hospitalizations during the winter respiratory virus season, and their virulence is ...

Some members of the CDC’s vaccine advisory panel have publicly questioned the safety and manufacturing of the shots, including raising a debunked theory that DNA contaminants in the vaccines are ...

Adults with prepandemic respiratory conditions, including asthma, bronchitis, and recurrent upper respiratory infections, are significantly more likely to develop long COVID after a mild-to-moderate ...

A guide to coronavirus vaccination rollout and what you need to know about the authorized vaccines. Some 63.8% of Americans have received both doses of the two-shot Pfizer-BioNTech and Moderna drugs ...