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 ...

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 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 ...