Compared to the standard shot, the mRNA vaccine had an overall vaccine efficacy that was 26.6 percent higher, and 27.4 ...

Bird flu continues to spread quickly through the U.S. farm system because that system is inherently a viral playground.

Background A/H1N1, more commonly referred to as swine flu, emerged in Mexico in spring 2009. It rapidly spread across the world and was classed as a global pandemic on 11 June 2009. Objective To ...

The Health and Human Services Department under Kennedy took unprecedented steps to change how vaccines are evaluated, ...