That's the result of a rare neurological condition known as spasmodic dysphonia, which has afflicted Kennedy for decades. "I have a tremble in my voice … particularly when I first start talking ...

Kennedy has a condition called spasmodic dysphonia, a neurological disorder that impacts the muscles in the voice box, also known as the larynx, according to the National Institute on Deafness and ...

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 ...