The editor-in-chief of a prominent medical journal has rejected Robert F. Kennedy Jr.’s call to retract a study that found no links between childhood vaccination and 50 chronic health disorders.

The man who attacked the CDC headquarters in Atlanta on Friday fired more than 180 shots into the campus and broke about 150 windows ...

A Food and Drug Administration official who stepped down less than two weeks ago is getting his job back as the agency's top ...

During Friday’s attack by a gunman at the U.S. Centers for Disease Control and Prevention, officials told staff the suspect ...