A 21-year-old member asked:
is constant yawning a symptom of parkinson's disease?
2 doctor answers
Dr. Anthony Mosley answered
23 years experience Neurology
No: No, though people with Parkinson's often have fatigue/ daytime sleepiness issues and disrupted sleep that might cause yawning. The tendency for many with patkinson's to let their mouth droop open could conceivably be confused with yawning as well.
Answered on Feb 18, 2015
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