The updated vaccines protect against the XFG strain.
Defense Secretary Pete Hegseth cited "medical autonomy" and religious freedom in the decision.
A Massachusetts judge ruled in favor of medical organizations in their litigation against HHS Secretary Robert F. Kennedy Jr. for his changes to federal vaccine policy.
As the U.S. flu season winds down, health officials say the flu vaccine didn't work very well, with one of its worst effectiveness rates in more than a decade.
The American Academy of Pediatrics on Monday released its updated recommendations for what vaccines children should get.
As measles has spread throughout the United States, many Americans have worried about their risk level. For the first time, a map has been created that allows people to type in their ZIP code and see an estimated percentage of their neighbors who have been vaccinated against measles, which can help determine the risk of the disease in their area.