Q: My cousin was diagnosed with dystonia, what is this? A: Dystonia is a disorder of involuntary muscle contractions that may cause repetitive and/or abnormal movement or postures, for example ...

Dystonia is a neurological disorder causing involuntary muscle contractions and abnormal postures. Botulinum toxin (e.g., Botox) is the gold-standard, first-line treatment for focal dystonias, which ...

For most people, swallowing is second nature, but how does it occur, and why do some people have difficulty with it? Researchers at Kyushu University in Japan have started to tackle these questions by ...

Dystonia and chorea both describe sudden, involuntary movements associated with neurological disorders. However, people with dystonia display repetitive movements that follow a pattern while chorea ...

Athetosis and chorea are two types of involuntary movements that can occur in children and adults with neurological conditions, such as cerebral palsy. The movements have different features, and the ...

Researchers uncovered new findings about involuntary muscle movements that come with long-term administration of Parkinson's drug levodopa. University of Arizona researchers have revealed new insights ...

Stiff person syndrome (also known as SPS, Moersch-Woltman syndrome, and stiff man syndrome) is a very rare condition that can cause your muscles to become rigid or spasm. This is a progressive ...

People with spinal muscle atrophy (SMA), an inherited neuromuscular disease, usually experience muscle weakness that impacts movement. New research suggests that electrical spinal cord stimulation ...

Medically reviewed by Katrina Carter, DPT Key Takeaways Voluntary muscles can be controlled by the person, like muscles in your neck and legs. Involuntary muscles work without you thinking about it, ...