Spasmodic dysphonia impacts about 50,000 people in North America. Here's what to know about what causes spasmodic dysphonia ...

Robert F. Kennedy Jr. has spasmodic dysphonia, a voice disorder caused by a malfunction in the brain. Here’s what to know.

Spasmodic dysphonia is just one of many conditions that can change the way someone talks. Anything that injures your vocal ...