The new memos from the Food and Drug Administration show how the agency’s vaccine chief, Dr. Vinay Prasad, personally ...

The Centers for Disease Control and Prevention (CDC) has adopted new vaccine recommendations that expand protection for respiratory syncytial virus (RSV) and meningococcal disease, backing products ...

The virus has not yet evolved to spread efficiently between people. Excellent vaccine technology exists, but the government ...

Moderna’s new influenza vaccine, based on the same mRNA technology used in its COVID-19 vaccine, showed promising results in a major trial.

Moderna is preparing to test Health Secretary Robert F. Kennedy Jr.'s tougher vaccine policies with a combination flu-COVID ...