On Wednesday, as news broke that the Trump administration was reneging on the contract, Moderna reported positive results from an early trial of a vaccine targeting H5 influenza viruses. In a preliminary trial of 300 healthy adults, the vaccine candidate appeared safe and boosted antibody levels against the virus by 44.5-fold.

US Health Secretary Robert F. Kennedy Jr.'s decision to drop the Covid-19 vaccine from the CDC’s recommended immunization list for healthy children and pregnant women is spurring skepticism and likely to draw legal challenges.

HHS Secretary Robert F. Kennedy Jr. said Thursday he wants to fight chronic disease in children even though he and President Donald Trump have sought to slash public health infrastructure and research.

The anti-vax organization RFK Jr. led until recently relies heavily on a Wisconsin doctor who claim the measles virus has been "weaponized"

The nation’s top health official is spreading the misleading claim as U.S. faces its largest measles outbreak in about 25 years.

The White House claimed that “formatting issues” were responsible for several citations referencing seemingly fake papers

According to the nonprofit news outlet NOTUS, at least seven studies cited in the Make America Healthy Again report released last week are nonexistent. The White House shrugged off questions about the errors.

The health and human services secretary said he’d rather have government researchers working for “in-house” publications instead.

Many agree that the original course of vaccination offered significant protection against serious illness in children. Data from the C.D.C. shows that two or more doses of Covid vaccines were 40 percent effective at preventing emergency room visits and hospitalizations among children under the age of 5.

In advancing his agenda, Kennedy has already given his supporters what they wanted and his detractors what they feared.