A rare letter signed by former FBI Director J. Edgar Hoover discussing the aftermath of President John F. Kennedy's ...

Robert F. Kennedy Jr.’s great contribution has reminded us that we care about health. We want Americans to have the longest ...

This week many Americans have taken note of the beleaguered Kennedy's distinct voice. It's said to be caused by a ...

Spasmodic dysphonia is a rare neurological disorder that causes involuntary spasms in the vocal cords, making speech strained ...

Robert F. Kennedy Jr. has spasmodic dysphonia, a voice disorder caused by a malfunction in the brain. Here’s what to know.