The mosquito-borne chikungunya is rare in China, but the CDC urges caution and Chinese officials have taken steps compared to ...

The health security has long been a vaccine skeptic, promoting scientifically baseless claims that vaccines are linked to ...

COVID-19 variant XFG accounted for 0% of U.S. cases in May. By late-June, it became the third-most common strain.

The US Department of Health and Human Services (HHS) plans to cancel $500m (£376m) in funding for mRNA vaccines being ...

The Trump administration is terminating 22 contracts focused on developing mRNA vaccines and winding down additional federal ...