RFK Jr. rushes to mute microphone after aide appears to point out his huffing and heaving admin 2 days ago New York State Comments Off on RFK Jr. rushes to mute microphone after aide appears to point out his huffing and heaving 1 Views RFK Jr. suffers from spasmodic dysphonia, a rare neurological disorder that causes spasms in the vocal chords. Share Facebook Twitter Stumbleupon LinkedIn Pinterest