The U.S. thought it had eradicated measles 25 years ago. Now the highly contagious disease is back, spiking to more than 1,200 cases already in 2025.

A CDC advisory panel vote to recommend against use of seasonal influenza vaccines containing small amounts of thimerosal ...

House Democrats on the Oversight Committee sent a letter to the CDC chief of staff on Thursday, demanding answers over recent ...

House Oversight Committee Democrats are demanding a briefing with staff from the Centers for Disease Control and Prevention about Health Secretary Robert F. Kennedy Jr.’s newly remade ...

The US Centers for Disease Control and Prevention on Wednesday tallied the highest number of US measles cases since the ...

Beyond staff cuts, the departures of some longtime investigators in recent months have left less experienced people tasked ...

Measles cases in the U.S. reach a 33-year high with 1,300 infections across 38 states, mostly in unvaccinated individuals, prompting calls for vaccinations.

"Jane Doe” and medical organizations are suing Kennedy over his directive to no longer recommend COVID-19 vaccines to ...

Infectious disease specialist Monica Gandhi, MD examines recent claims about the safety of thimerosal, a preservative used in ...

Pediatricians say the parents of their patients are anxious and confused about vaccine safety and access as federal ...

Thimerosal is an organomercury preservative used in vaccines and other biological products, distinguished by its rapid ...

NPR's Pien Huang speaks with pediatrician Alexandra Cvijanovich and Professor Jason L. Schwartz about trying to shore up trust about vaccines.