Several US Centers for Disease Control and Prevention websites and datasets related to HIV, LGBTQ people, youth health behaviors and more have been removed after the agency was directed to comply with an executive order from President Donald Trump.

The Centers for Disease Control and Prevention took offline recommendations on how doctors should treat sexually transmitted infections and vaccinate adults Friday, as part of a sweeping purge of all mentions of "gender" from federal websites ordered by the Trump administration this week.

CDC data’s “explicit purpose” is to guide researchers toward the places and people who most need attention, Patrick Sullivan, an epidemiologist at Emory University and a former CDC Epidemic Intelligence Service officer, told me. As the changes unfold before him, he said, “it’s hard to understand how this benefits health.”

The Centers for Disease Control and Prevention appeared to take down webpages that related to gender identity and sexual orientation.

Large sets of data are being scrubbed of references to transgender and LGBTQ people, among others, which could compromise their use in research

The CDC and other federal agencies appeared to be racing to meet a Friday afternoon deadline to remove “gender ideology” from their websites, in accordance with a memo from the Office of Personnel Management.

The CDC has removed several HIV pages including key resources for health care providers after federal agencies were told to comply with a White House order on removing certain language pertaining to diversity,

The Trump administration has intervened in the release of important studies on the bird flu, as an outbreak escalates across the United States.

As a bird flu outbreak escalates across the United States., the Trump administration has paused the release of key public health studies, stalling research.

Websites on HPV vaccinations, data on high schoolers’ health habits, information on programs to end violence against women and girls: all began disappearing from government websites this week, as agencies scrambled to comply with President Donald Trump’s executive order against “gender ideology.

An employee at the CDC spoke with Gizmodo about the changes, which they described as “creepy” and “unprecedented,” even compared to Trump’s first term from 2017-2021. The employee, who wished to remain anonymous because they were not authorized to speak with the media, said there was now an “aggressive tone behind everything.”

In hearing, RFK Jr. said he wasn't comparing the CDC to Nazi death camps, merely the "injury rate to our children to other atrocities."