Unpleasant, uncomfortable muscular tension and restlessness, generally caused by medications such as neuroleptic antipsychotics. Also spelled “acathisia”.
Example: A schizophrenic man starts taking a neuroleptic. He soon begins restless pacing. When he’s seated, his legs continue to move.
Grinnell, R. (2018). Akathisia. Psych Central. Retrieved on March 20, 2018, from https://psychcentral.com/encyclopedia/akathisia/