Parkinson Society BC on Twitter: "Many Parkinson's symptoms like fatigue, slowness & speech issues, along with a lack of facial expression, can mirror the effects of declining mental & cognitive health -
![Changes in facial expressions in patients with Parkinson's disease during the phonation test and their correlation with disease severity - ScienceDirect Changes in facial expressions in patients with Parkinson's disease during the phonation test and their correlation with disease severity - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0885230821000887-gr1.jpg)
Changes in facial expressions in patients with Parkinson's disease during the phonation test and their correlation with disease severity - ScienceDirect
![Completely edentulous Parkinson patient with mask-like face and fixed gaze. | Download Scientific Diagram Completely edentulous Parkinson patient with mask-like face and fixed gaze. | Download Scientific Diagram](https://www.researchgate.net/profile/Satheesh-Haralur-2/publication/272370805/figure/fig1/AS:1086791960526865@1636122803534/Completely-edentulous-Parkinson-patient-with-mask-like-face-and-fixed-gaze_Q640.jpg)
Completely edentulous Parkinson patient with mask-like face and fixed gaze. | Download Scientific Diagram
![Internal medicine on Twitter: "Parkinson's disease: signs and symptoms SMART: ◇Shuffling gait ◇Mask-like facies ◇Akinesia ◇Rigidity ◇Tremor http://t.co/VIgEBbbP0Q" / Twitter Internal medicine on Twitter: "Parkinson's disease: signs and symptoms SMART: ◇Shuffling gait ◇Mask-like facies ◇Akinesia ◇Rigidity ◇Tremor http://t.co/VIgEBbbP0Q" / Twitter](https://pbs.twimg.com/media/BKkoVNiCUAEJfLL.jpg)