bradykinesia

…include tremor of the limbs, bradykinesia (slowness of movement with loss of facial expression, absence of arm-swinging during walking, and a general muscular rigidity), dystonia (sudden sustained contraction of muscle groups, causing abnormal postures), akathisia (a subjective feeling of restlessness leading to an inability to keep still), and tardive dyskinesia…

to reduced memory performance and bradykinesia (slowness of movement) in later life. Furthermore, there is evidence indicating that severe concussion may be associated with the eventual onset of mild cognitive impairment and chronic traumatic encephalopathy.