Robert F. Kennedy Jr. was diagnosed with spasmodic dysphonia around 1996. One symptom of the rare neurological disorder is a raspy, halting voice. There is no cure for the condition, but patients can ...

Indu Subramanian does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Medically reviewed by Mallory Christopherson, DC Key Takeaways Back spasms are involuntary muscle contractions. They can ...

Cerebral palsy can cause muscle spasms and many other hypertonic symptoms. The symptoms can be treated in a variety of ways, often starting with physical therapy. Cerebral palsy (CP) is a group of ...