Robert F. Kennedy Jr. said, "I didn’t know what was wrong with it. But when I would go on TV, people would write me letters ...

As Robert F. Kennedy Jr. answered questions ... noticed his voice sounds quivering and gravely. Kennedy has a condition ...

Robert F. Kennedy Jr., the United States ... he is speaking or straining to get words out. Kennedy has a rare disorder called spasmodic dysphonia — a spasm of the vocal muscles.

Robert F. Kennedy Jr.'s strained voice, due to spasmodic dysphonia (SD), has drawn ridicule and highlighted the need for greater awareness of the condition. SD, a neurological voice disorder ...

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.

WASHINGTON (TNND) — Health and Human Services Secretary Robert F. Kennedy Jr. will be joined by officials on Wednesday to discuss the latest Autism and Developmental Disabilities Monitoring ...

Robert F. Kennedy Jr. explains why his voice sounds raspy and strained, causing difficulty when he speaks. Here's more about ...