CDC

"The risk to the wider public remains low," said Hans Kluge, WHO Europe's regional director, in his own X post. "There is no need for panic or travel restrictions."

"Scientific reports are routinely reviewed at multiple levels to ensure they meet the highest standards before publication," said HHS spokesperson Andrew Nixon.

The nickname “Cicada” reflects how the variant seemed to reemerge after a long lull.

The committee, which makes recommendations on who should receive which vaccines, has historically guided US health insurance coverage and state policies on school-required vaccines.

The states - California, Colorado, Illinois, and Minnesota - said they were being unlawfully subjected to "devastating funding cuts to basic public health infrastructure based on political animus."

Federal health officials are weighing vaccine guidance and moving away from the CDC's current model of universal recommendations for childhood vaccination.

Instead of acting quickly to prevent a measles comeback, Robert F. Kennedy Jr. has undermined public health officials' ability to prevent and contain outbreaks.

Scientists took issue with statements on the website that studies have not ruled out the possibility that infant vaccines cause autism, arguing that it is "exploiting a quirk of logic."

The US Centers for Disease Control changed their website to imply that vaccines cause autism despite the wide scientific consensus that there is no link between the two.

Researchers claimed that CDC data is less reliable than the commercial insurance claims used in the study, which reported a stillbirth rate of 1 in every 175 pregnancies.