There's a peculiar quality to Robert F. Kennedy Jr.'s voice that is noticeable when he addresses the public. It is caused by ...

Kennedy has said he has spasmodic dysphonia. It is a voice disorder characterized by involuntary spasms in the muscles that control the vocal cords, or folds. This causes difficulty in speaking ...

Spasmodic dysphonia (SD) is a neurological disorder caused by dystonia (abnormal sustained muscle contraction) of the vocal cords, hence also referred to as “laryngeal dystonia”. Depending on the ...

The lengthy sparked public interest in the cause of the 71-year-old's quivering voice: spasmodic dysphonia, a neurological disorder. “I feel sorry for the people who have to listen to me," Kennedy ...

Robert F. Kennedy Jr. has a disorder called spasmodic dysphonia that makes it sound like his voice is shaking. He has said the neurological disease began to affect him when he was 42.

Devin Dawson is explaining why he sounds different lately — he's struggling with dysphonia. In an interview with Storme Warren on SiriusXM's The Highway last week, the country star said he has ...