The governor’s directive was swiftly challenged. The state supreme court issued a stay on religious exemptions while it hears a case that pits the state’s board of education and school officials ...

Proponents of vaccines warn that the efforts will further dismantle the immunization infrastructure and lead to more outbreaks of disease.

A new Stateline analysis of federal data found that at least 33 states are now below herd immunity thresholds (the level of ...

Add Yahoo as a preferred source to see more of our stories on Google. Amid the widening schism between state and federal health policy, Connecticut officials are considering codifying long-standing ...

In an exclusive interview, Jim O’Neill, who also leads the CDC, discusses vaccine schedules, dietary guidance—and being a ...