President Trump signaled he would use the government shutdown to lay off "a lot" of federal workers.
Only 18% of the more than 1,300 adults polled said they have "a great deal" of trust in the CDC.
Federal health officials say critical activities related to public health emergencies will continue, but non-critical activities will be significantly affected.
Supported vaccines saved a record 1.7 million lives, 400,000 more than in 2023, and made headway in conflict countries.
Approval for the HHS secretary has dropped from a June 11 poll.
The announcements were not based on any new evidence or research.
Seven states and New York City have been collaborating since early 2025 but formally announced the collaborative yesterday.
Regarding information from the CDC, 64% of Americans expressed confidence, compared with 63% for the FDA and 62% for the NIH.
Susan Monarez told a Senate committee that Kennedy asked her to pre-approve recommendations from a federal vaccine advisory board and fire top CDC vaccine officials.
AHIP's statement says all ACIP-recommended immunizations as of September 1, 2025, will be covered.