Spasmodic dysphonia causes muscle spasms that open and close the vocal cords, leading to a strained, strangled voice or even vocal tremors. In some cases, patients may lose their ability to speak ...

Robert F. Kennedy, Jr. has struggled for decades with a rare disorder affecting his speech, causing his voice to sound ...

Myoclonus is the sudden, involuntary twitching or quivering of a muscle or group of muscles ... lesions from MS. There are a variety of causes for an eye twitch in people with MS, such as ...

The 'Four Weddings and a Funeral' star's ailment causes muscle spasms which compress the sciatic nerve and Andie, 66, has revealed she was initially scared the pain meant she was in need of hip ...

The neurological condition can cause people like Robert F. Kennedy Jr. to have voices that break and can sound "strangled." ...

Spasmodic dysphonia is a neurological disorder that causes muscle spasms in the voice box or larynx, according to the National Institutes of Health (NIH). How severe the spasms are can range greatly.