Health and Human Services Secretary Robert F. Kennedy Jr.'s voice appeared to struggle during last week's Senate hearing over changes to vaccine policies and the CDC. Here's what to know about his ...

From his bid for president to his recent nomination to lead the Department of Health and Human Services, there is one question constantly asked of Robert Kennedy Jr. — Why does he sound like that? The ...

Robert F. Kennedy Jr. went from making his own presidential run in this year's election to landing a Cabinet pick by President-elect Donald Trump to lead the Department of Health and Human Services.

If you're watching the Senate hearings today, you might be wondering what's wrong with Robert F. Kennedy Jr.'s voice. Spasmodic dysphonia is a chronic neurological voice disorder and a focal laryngeal ...

Robert F. Kennedy Jr., the United States Secretary of Health and Human Services, publicly encouraged people to get the measles vaccine in an interview with CBS News this week, despite his anti-vaccine ...