Six former U.S. surgeons general warned in a Tuesday op-ed that changes made by Health and Human Services (HHS) Secretary Robert F. Kennedy Jr. are "endangering the health of the nation."

Why it matters: The former officials, who served under both Republicans and Democrats, wrote that they could not ignore the "profound, immediate and unprecedented threat" of his policies. • The nation's vaccine policies, research funding and federal health workforce and its leadership have been rocked by an onslaught of historic and controversial changes since Kennedy's appointment. • Meanwhile, Trump has stood by Kennedy despite mounting criticism. Kennedy's allies in the administration believe his "Make America Healthy Again" base will be a critical midterm constituency for the GOP. • HHS did not

See Full Page