How did the bodies of animals, including ours, become such fine-tuned movement machines? How vertebrates coordinate the eternal tug-o-war between involuntary reflexes and seamless voluntary movements ...

Spasticity most often develops in upper motor neuron types of injuries. It is a motor disorder defined as velocity dependent, increased resistance to passive muscle stretch. It is an exaggeration of ...

Stretch sensors in our muscles participate in reflexes that serve the subconscious control of posture and movement. According to a new study, these sensors respond weakly to muscle stretch caused by ...

Medically reviewed by Brigid Dwyer, MD Key Takeaways Clonus causes involuntary, rhythmic muscle contractions when a muscle is stretched.It is often observed in conditions like multiple sclerosis, ...

Although spasticity is a condition involving unusual tightness of muscles in the body, the cause typically originates from an injury to or disorder of the central nervous system (CNS). Image Credit: ...

A training regimen to adjust the body's motor reflexes may help improve mobility for some people with incomplete spinal cord injuries, according to a new study. A training regimen to adjust the body's ...

Stretch sensors in our muscles participate in reflexes that serve the subconscious control of posture and movement. According to a new study published in the Journal of Neuroscience, these sensors ...