Tardive dyskinesia is a condition that can cause involuntary movements of the face, including the jaw, lips, and tongue. Although it’s less common, other parts of the body can also be affected, ...

Tardive dyskinesia (TD) is a rare movement disorder linked to long-term use of certain medications, especially dopamine receptor-blocking drugs like antipsychotics. Early TD symptoms often start with ...

Kristin Weiland is a documentary film producer and writer with a background in crisis management and ethnographic research. She specializes in investigative and social impact documentary projects, and ...

Medically reviewed by Brigid Dwyer, MD Key Takeaways Involuntary muscle movements happen when your body moves without you intending it, like with tics or tremors.  The causes of involuntary movements ...

Chorea and hemiballismus are both forms of involuntary movement disorders. Hemiballismus can cause sudden, violent, and flinging motions. Chorea can cause irregular, spontaneous, and nonrepetitive ...

Chorea-acanthocytosis is a rare genetic disorder of the nervous system. It causes involuntary jerks and twitches in the muscles, known as chorea, and star-shaped red blood cells, known as ...

Transcranial direct current stimulation (tDCS) may be an effective and safe treatment for improving the facial-oral motor symptoms of tardive dyskinesia (TD) in chronically hospitalized patients with ...

Tardive dyskinesia, or TD, is a drug-induced movement disorder that can occur in individuals taking certain medications that block dopamine receptors in the brain. Most commonly, cases of TD are ...

More than 90 percent of people with the genetic condition Huntington’s disease develop chorea — involuntary movements that can interfere with daily activities, communication, and independence. While ...

Celon Pharma’s PDE10A inhibitor has reduced involuntary movements in a phase 2 trial of individuals with Parkinson’s disease. The Polish biotech tested two daily doses of the drug, dubbed CPL’36, in ...