Robert F. Kennedy Jr., the health secretary and a longtime vaccine critic, announced in a statement Tuesday that $500 million ...

Kennedy urged HHS to move away from mRNA vaccines and "invest in better solutions," but did not specify alternatives.

The Department of Health and Human Services will cancel contracts and pull funding for some vaccines that are being developed ...

The U.S. Department of Health and Human Services said on Tuesday it would wind down mRNA vaccine development activities under its biomedical research unit.