Involuntary muscle movements happen when your body moves without you intending it, like with tics or tremors. The causes of involuntary movements can be chronic conditions, nerve damage, drug ...

Voluntary muscles can be controlled by the person, like muscles in your neck and legs. Involuntary muscles work without you thinking about it, like your heart and stomach muscles. Skeletal muscles ...

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 ...

Athetoid cerebral palsy is a type of cerebral palsy that causes uncontrollable muscle movements. It’s present in infancy or childhood and may be more severe than other types of cerebral palsy.

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 ...

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 ...

Spontaneous muscle twitching can be an early symptom of ALS and a sign that motor neurons are damaged. But other causes can also contribute to muscle twitching. Consulting a doctor can help identify ...

Coordinating dozens of muscles typically requires complex neural control, and it is unclear how much of that coordination must come from the brain versus the body’s structure. Professor Mitra Hartmann ...