President Donald Trump's newly appointed health secretary makes an immediate impact on his first day in office.

According to Daily Mail, Robert F. Kennedy Jr., in his role as Secretary of Health and Human Services, has terminated nearly half of the Centers for Disease Control and Prevention's team of disease detectives, affecting approximately 1,300 employees.

The sweeping changes included the dismissal of the entire incoming class of the Epidemic Intelligence Service (EIS), a prestigious unit responsible for investigating disease outbreaks both domestically and internationally. These professionals typically hold advanced degrees and are considered among the most qualified experts in their respective fields.

Mass layoffs target probationary CDC personnel

The restructuring specifically impacts probationary employees, who face easier dismissal compared to long-term staff members. Of the 2,800 probationary workers at the CDC, 1,270 received termination notices, representing 45 percent of the probationary workforce and approximately 10 percent of the agency's total staff.

The scope of these layoffs extends beyond the CDC, affecting multiple health agencies, including the National Institutes of Health, Food and Drug Administration, Centers for Medicare and Medicaid Services, and Indian Health Service.

Staff members began receiving termination letters stating their skills and knowledge were not aligned with the agency's current requirements. The decision-making process involved initial rankings by managers, though final determinations were ultimately made by Trump administration appointees external to the agency.

Michael Osterholm, director of the University of Minnesota's Center for Infectious Disease Research and Policy, expressed his concerns about the impact of these changes. He said, "this will destroy the EIS, which is one of the absolute crown jewels of global public health."

Trump administration continues government restructuring

The extensive personnel changes align with President Trump's broader initiative to streamline government operations. Elon Musk, appointed as head of the Department of Government Efficiency, has been tasked with identifying and eliminating wasteful spending across various agencies.

During his swearing-in ceremony, Kennedy addressed staff concerns about job security, emphasizing that employees focused on public health had nothing to fear. His statement suggested that those working in pharmaceutical industry interests might need to seek employment elsewhere.

Kennedy's appointment followed his withdrawal from the presidential race and subsequent endorsement of Trump. The 70-year-old former Democrat received his new role with a mandate to "Make America Healthy Again."

FDA restructuring signals broader health sector changes

The layoffs have now reached the Food and Drug Administration despite earlier reports suggesting the agency would be spared. FDA employees responsible for reviewing food ingredients, medical devices, and other products began receiving termination notices on Saturday evening.

Kennedy had previously criticized the FDA, accusing the agency of waging a "war on public health" by not approving certain alternative treatments. He specifically mentioned the agency's nutrition department as requiring significant changes.

These actions reflect Kennedy's stated commitment to maintaining individual choice in healthcare decisions while implementing substantial organizational changes across health agencies.

Future direction under new leadership emerges

In addressing public concerns about vaccination policies, Kennedy clarified that Americans would retain the freedom to receive vaccines while emphasizing his focus on safety studies. He extended this philosophy of personal choice to dietary decisions as well.

The new health secretary proposed potential modifications to fast food preparation, suggesting changes such as replacing seed oils with beef tallow fat. These recommendations align with his stated goal of improving food quality without restricting consumer choices.

Several insiders described the impact on younger staff members, particularly those who had recently completed training programs and secured positions at the agencies. One source noted the dramatic effect on early-career professionals whose "dream is canceled."

Major shift marks new era in public health

The extensive reorganization of federal health agencies under RFK Jr.'s leadership represents a significant departure from previous administrative approaches. These changes affect current operations and the future capacity of these institutions to respond to public health challenges.

The dismissal of nearly half the CDC's disease detective unit, along with widespread layoffs across multiple health agencies, signals a fundamental restructuring of America's public health infrastructure. As the Trump administration continues its efficiency drive, the long-term implications for public health monitoring and response capabilities remain to be seen.