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 ...

Baycrest researchers and clinicians have contributed to newly published research advancing understanding of paratonia, a common but often underrecognized condition affecting people living with ...

Muscle spasticity is a common and often debilitating consequence of spinal cord injury that can significantly affect mobility ...

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.

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 ...

A scientific review on autoimmune neurological diseases reveals what occurs in our body when the immune system, by mistake, produces antibodies that target a protein essential for the normal ...

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 ...

Those seemingly random kicks or wiggles a newborn baby makes have a purpose. With each movement, the baby is developing its sensorimotor system, which it will later use to perform sequential movements ...