Neuroscience

Parkinson's and Movement Disorders See All Parkinson's Disease See All Other Movement Disorders See All  Parkinson Disease in Parkinson's Disease Parkinson disease is a motor system disorder that causes trembling, stiffness and trouble moving. ...more  Parkinson Disease and Dementia in Parkinson's Disease Parkinson disease is a movement disorder that can cause muscles to tighten and become rigid. It can make it hard to walk and engage in daily activities. ...more  Ataxia in Other Movement Disorders Ataxia means without coordination. People with ataxia lose muscle control in their arms and legs, which may lead to a lack of balance, coordination, and trouble walking. Ataxia may affect the fingers, hands, arms, legs, body, speech, and even eye movements. ...more  Dystonia in Other Movement Disorders Dystonia is a body movement disorder. It causes your muscles to contract, move involuntarily, or get stuck in an abnormal position. ...more