Former CDC immunizations chief Dr. Demetre Daskalakis resigned in protest after the firing of CDC Director Susan Monarez and the appointment of Robert F. Kennedy Jr. as HHS Secretary. Daskalakis expressed deep concern over the HHS's new direction, fearing harm to public health due to an ideological shift against vaccinations. He believes the changes threaten the progress made in immunization efforts. His resignation highlights growing anxieties about potential setbacks in public health initiatives.

Prepared by Lauren Mitchell and reviewed by editorial team.