Oct. 17, 2021
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The video shows involuntary movement of the right arm during yawning, both while supine and apparently drowsy, and while seated. Source: Chowdhury A, Datta AK, Biswas S, Biswas A. Parakinesia brachialis oscitans--a rare post-stroke phenomenon. Tremor Other Hyperkinet Mov (N Y) 2022;12:6. Creative Commons Attribution 4.0 International License [CC-BY 4.0]. http://creativecommons.org/licenses/by/4.0.)