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 ...

Both have a rare speech disorder called spasmodic dysphonia. The treatable, but not curable, condition affects the vocal cords, according to the Cleveland Clinic. It can cause your voice to break ...

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 ...

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 ...

Kennedy has a rare disorder called spasmodic dysphonia — a spasm of the vocal muscles. Kennedy is one of an estimated 50,000 people in North America with spasmodic dysphonia, a neurological ...