On the way back: New US vaccines and vaccination policy

Health Secretary Kennedy’s new policy direction on vaccines centers on undermining CDC assurances about vaccine safety (especially regarding autism and aluminum adjuvants) and on opening the door to schedule changes such as delaying key childhood doses like hepatitis B; these moves run counter to the existing evidence base and are widely criticized by scientific and public health experts as likely to reduce vaccine uptake and increase preventable disease burden. The CDC website has already been modified under his direction to recast the long‑standing statement “vaccines do not cause autism” as “not evidence‑based,” despite decades of large epidemiologic studies finding no causal link. What has the CDC changed The CDC autism–vaccines page, which for years clearly stated that vaccines do not cause autism, was updated on November 19, 2025, to say that this assertion is “not an evidence‑based claim,” while an asterisked header still repeats the original wording due to a prior agreement...