A previous version denied a link between vaccines and autism. It now echoes the doubts about that conclusion voiced by Health ...

Federal health officials have linked two massive US measles outbreaks, confirming that the country is about two months away ...

If the outbreaks cannot be extinguished soon, the United States will lose its “elimination status,” as determined by the ...

If the outbreaks cannot be extinguished by January, the anniversary of the first cases in Texas, the United States will lose ...

A person came down with an atypical form of pneumonia in November 2002, but it would be two months before anyone realized it ...

The U.S. Centers for Disease Control has altered its website on autism and vaccines, removing unequivocal statements that ...

The search for long-COVID treatments echoes the previous struggles against HIV/AIDS. Now researchers are taking lessons from ...

A majority of Americans say childhood vaccines are effective at preventing illness, but slightly fewer are confident that the ...

Recent U.S. decisions about vaccines signal bigger changes to come that could threaten the foundation of the national childhood immunization schedule.

Measles cases in the United States hit a 33-year high in 2025. And with cases reported in 42 states, many clinicians are ...